| City | State | Area Code(s) |
| Fargo | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fargo | ND | North Dakota Area Code(s): 701 |
| Fargo | OK | Oklahoma Area Code(s): 405 580 918 |
| Faribault | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Farina | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Farley | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Farley | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Farlington | KS | Kansas Area Code(s): 316 620 785 913 |
| Farmdale | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Farmer City | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Farmer | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Farmers | KY | Kentucky Area Code(s): 270 502 606 859 |
| Farmersburg | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Farmersburg | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Farmersville Station | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Farmersville | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Farmersville | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Farmersville | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Farmersville | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Farmerville | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Farmingdale | ME | Maine Area Code(s): 207 |
| Farmingdale | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Farmingdale | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Farmington Falls | ME | Maine Area Code(s): 207 |
| Farmington | AR | Arkansas Area Code(s): 479 501 870 |
| Farmington | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Farmington | CT | Connecticut Area Code(s): 203 860 |
| Farmington | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Farmington | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Farmington | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Farmington | KY | Kentucky Area Code(s): 270 502 606 859 |
| Farmington | ME | Maine Area Code(s): 207 |
| Farmington | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Farmington | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Farmington | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Farmington | NH | New Hampshire Area Code(s): 603 |
| Farmington | NM | New Mexico Area Code(s): 505 |
| Farmington | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Farmington | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Farmington | UT | Utah Area Code(s): 435 801 |
| Farmington | WA | Washington Area Code(s): 206 253 360 425 509 |
| Farmington | WV | West Virginia Area Code(s): 304 |
| Farmingville | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Farmland | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Farmville | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Farmville | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Farnam | NE | Nebraska Area Code(s): 308 402 |
| Farner | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Farnham | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Farnham | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Farnhamville | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Farnsworth | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Farragut | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Farrar | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Farrell | MS | Mississippi Area Code(s): 228 601 662 |
| Farrell | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Farson | WY | Wyoming Area Code(s): 208 307 |
| Farwell | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Farwell | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Farwell | NE | Nebraska Area Code(s): 308 402 |
| Farwell | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fate | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Faucett | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Faulkner | MD | Maryland Area Code(s): 301 410 |
| Faulkton | SD | South Dakota Area Code(s): 605 |
| Faunsdale | AL | Alabama Area Code(s): 205 251 256 334 |
| Fawn Grove | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fawnskin | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Faxon | OK | Oklahoma Area Code(s): 405 580 918 |
| Fay | OK | Oklahoma Area Code(s): 405 580 918 |
| Fayette City | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fayette | AL | Alabama Area Code(s): 205 251 256 334 |
| Fayette | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fayette | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fayette | MS | Mississippi Area Code(s): 228 601 662 |
| Fayette | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fayette | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fayette | UT | Utah Area Code(s): 435 801 |
| Fayetteville | AR | Arkansas Area Code(s): 479 501 870 |
| Fayetteville | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fayetteville | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fayetteville | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fayetteville | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fayetteville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fayetteville | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Fayetteville | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fayetteville | WV | West Virginia Area Code(s): 304 |
| Fayville | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Faywood | NM | New Mexico Area Code(s): 505 |
| Fe Warren Afb | WY | Wyoming Area Code(s): 208 307 |
| Feasterville Trevose | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Feather Falls | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Federal Dam | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Federal Way | WA | Washington Area Code(s): 206 253 360 425 509 |
| Federalsburg | MD | Maryland Area Code(s): 301 410 |
| Fedhaven | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fedora | SD | South Dakota Area Code(s): 605 |
| Fedscreek | KY | Kentucky Area Code(s): 270 502 606 859 |
| Feeding Hills | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Feesburg | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Felch | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Felda | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Felicity | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fellows | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fellsmere | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Felt | ID | Idaho Area Code(s): 208 |
| Felt | OK | Oklahoma Area Code(s): 405 580 918 |
| Felton | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Felton | DE | Delaware Area Code(s): 302 |
| Felton | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Felton | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Felton | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Felts Mills | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fence Lake | NM | New Mexico Area Code(s): 505 |
| Fence | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fenelton | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fenn | ID | Idaho Area Code(s): 208 |
| Fennimore | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fennville | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fenton | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fenton | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fenton | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Fenton | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fenton | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fentress | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fenwick Island | DE | Delaware Area Code(s): 302 |
| Fenwick | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fenwick | WV | West Virginia Area Code(s): 304 |
| Ferdinand | ID | Idaho Area Code(s): 208 |
| Ferdinand | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fergus Falls | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Ferguson | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Ferguson | KY | Kentucky Area Code(s): 270 502 606 859 |
| Ferguson | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fernandina Beach | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Ferndale | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Ferndale | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Ferndale | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Ferndale | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Ferndale | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Ferndale | WA | Washington Area Code(s): 206 253 360 425 509 |
| Ferney | SD | South Dakota Area Code(s): 605 |
| Fernley | NV | Nevada Area Code(s): 702 775 |
| Fernwood | ID | Idaho Area Code(s): 208 |
| Fernwood | MS | Mississippi Area Code(s): 228 601 662 |
| Ferriday | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Ferris | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Ferris | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Ferrisburg | VT | Vermont Area Code(s): 802 |
| Ferron | UT | Utah Area Code(s): 435 801 |
| Ferrum | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Ferrysburg | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Ferryville | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fertile | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fertile | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fessenden | ND | North Dakota Area Code(s): 701 |
| Festus | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Feura Bush | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fiatt | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fiddletown | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fidelity | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fieldale | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fielding | UT | Utah Area Code(s): 435 801 |
| Fieldon | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fields Landing | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fields | OR | Oregon Area Code(s): 503 541 |
| Fieldton | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fife Lake | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fifield | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fifty Lakes | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fifty Six | AR | Arkansas Area Code(s): 479 501 870 |
| Filer City | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Filer | ID | Idaho Area Code(s): 208 |
| Filion | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Filley | NE | Nebraska Area Code(s): 308 402 |
| Fillmore | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fillmore | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fillmore | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fillmore | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fillmore | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fillmore | UT | Utah Area Code(s): 435 801 |
| Fincastle | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Finchville | KY | Kentucky Area Code(s): 270 502 606 859 |
| Findlay | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Findlay | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Findley Lake | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fine | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fingal | ND | North Dakota Area Code(s): 701 |
| Finger | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Fingerville | SC | South Carolina Area Code(s): 803 843 864 |
| Finksburg | MD | Maryland Area Code(s): 301 410 |
| Finland | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Finlayson | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Finley | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Finley | ND | North Dakota Area Code(s): 701 |
| Finley | OK | Oklahoma Area Code(s): 405 580 918 |
| Finley | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Finleyville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Finly | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Firebaugh | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Firebrick | KY | Kentucky Area Code(s): 270 502 606 859 |
| Firestone | CO | Colorado Area Code(s): 303 719 970 |
| Firth | ID | Idaho Area Code(s): 208 |
| Firth | NE | Nebraska Area Code(s): 308 402 |
| Fischer | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fish Camp | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fish Creek | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fish Haven | ID | Idaho Area Code(s): 208 |
| Fisher | AR | Arkansas Area Code(s): 479 501 870 |
| Fisher | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fisher | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Fisher | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fisher | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fisher | WV | West Virginia Area Code(s): 304 |
| Fishers Hill | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fishers Island | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fishers Landing | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fishers | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fishers | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fishersville | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fishertown | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fisherville | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fishing Creek | MD | Maryland Area Code(s): 301 410 |
| Fishkill | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fishs Eddy | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fishtail | MT | Montana Area Code(s): 406 |
| Fisk | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fiskdale | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Fiskeville | RI | Rhode Island Area Code(s): 401 |
| Fisty | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fitchburg | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Fithian | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fittstown | OK | Oklahoma Area Code(s): 405 580 918 |
| Fitzgerald | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fitzhugh | OK | Oklahoma Area Code(s): 405 580 918 |
| Fitzpatrick | AL | Alabama Area Code(s): 205 251 256 334 |
| Fitzwilliam | NH | New Hampshire Area Code(s): 603 |
| Five Points | AL | Alabama Area Code(s): 205 251 256 334 |
| Five Points | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Five Points | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Flag Pond | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Flagler Beach | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Flagler | CO | Colorado Area Code(s): 303 719 970 |
| Flagstaff | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Flagtown | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Flanagan | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Flanders | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Flandreau | SD | South Dakota Area Code(s): 605 |
| Flasher | ND | North Dakota Area Code(s): 701 |
| Flat Lick | KY | Kentucky Area Code(s): 270 502 606 859 |
| Flat Rock | AL | Alabama Area Code(s): 205 251 256 334 |
| Flat Rock | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Flat Rock | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Flat Rock | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Flat Rock | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Flat Rock | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Flat Top | WV | West Virginia Area Code(s): 304 |
| Flat | AK | Alaska Area Code(s): 907 |
| Flat | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Flatgap | KY | Kentucky Area Code(s): 270 502 606 859 |
| Flatonia | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Flatwoods | KY | Kentucky Area Code(s): 270 502 606 859 |
| Flatwoods | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Flatwoods | WV | West Virginia Area Code(s): 304 |
| Flaxton | ND | North Dakota Area Code(s): 701 |
| Flaxville | MT | Montana Area Code(s): 406 |
| Fleetville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fleetwood | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fleetwood | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fleischmanns | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fleming Island | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fleming | CO | Colorado Area Code(s): 303 719 970 |
| Fleming | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fleming | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fleming | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Flemingsburg | KY | Kentucky Area Code(s): 270 502 606 859 |
| Flemington | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Flemington | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Flemington | WV | West Virginia Area Code(s): 304 |
| Flensburg | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fletcher | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fletcher | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fletcher | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fletcher | OK | Oklahoma Area Code(s): 405 580 918 |
| Flicksville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Flint Hill | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Flint | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Flint | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Flinthill | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Flinton | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Flintstone | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Flintstone | MD | Maryland Area Code(s): 301 410 |
| Flintville | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Flippin | AR | Arkansas Area Code(s): 479 501 870 |
| Flom | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Flomaton | AL | Alabama Area Code(s): 205 251 256 334 |
| Flomot | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Floodwood | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Flora Vista | NM | New Mexico Area Code(s): 505 |
| Flora | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Flora | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Flora | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Flora | MS | Mississippi Area Code(s): 228 601 662 |
| Florahome | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Floral City | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Floral Park | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Floral | AR | Arkansas Area Code(s): 479 501 870 |
| Florala | AL | Alabama Area Code(s): 205 251 256 334 |
| Florence | AL | Alabama Area Code(s): 205 251 256 334 |
| Florence | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Florence | CO | Colorado Area Code(s): 303 719 970 |
| Florence | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Florence | KS | Kansas Area Code(s): 316 620 785 913 |
| Florence | KY | Kentucky Area Code(s): 270 502 606 859 |
| Florence | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Florence | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Florence | MS | Mississippi Area Code(s): 228 601 662 |
| Florence | MT | Montana Area Code(s): 406 |
| Florence | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Florence | OR | Oregon Area Code(s): 503 541 |
| Florence | SC | South Carolina Area Code(s): 803 843 864 |
| Florence | SD | South Dakota Area Code(s): 605 |
| Florence | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Florence | VT | Vermont Area Code(s): 802 |
| Florence | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Floresville | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Florham Park | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Florida | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Florida | PR | Puerto Rico Area Code(s): 787 |
| Florien | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Floris | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Florissant | CO | Colorado Area Code(s): 303 719 970 |
| Florissant | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Floriston | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Flossmoor | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Flournoy | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Flourtown | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Flovilla | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Flower Mound | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Floweree | MT | Montana Area Code(s): 406 |
| Flowery Branch | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Flowood | MS | Mississippi Area Code(s): 228 601 662 |
| Floyd Dale | SC | South Carolina Area Code(s): 803 843 864 |
| Floyd | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Floyd | NM | New Mexico Area Code(s): 505 |
| Floyd | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Floydada | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Floyds Knobs | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fluker | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Flushing | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Flushing | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Flushing | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fluvanna | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fly Creek | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Flynn | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fogelsville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Folcroft | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Foley | AL | Alabama Area Code(s): 205 251 256 334 |
| Foley | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Foley | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Folkston | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Follansbee | WV | West Virginia Area Code(s): 304 |
| Follett | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Folly Beach | SC | South Carolina Area Code(s): 803 843 864 |
| Folsom | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Folsom | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Folsom | NM | New Mexico Area Code(s): 505 |
| Folsom | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Folsom | WV | West Virginia Area Code(s): 304 |
| Folsomville | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fombell | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fond Du Lac | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fonda | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fonda | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fontana Dam | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fontana | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fontana | KS | Kansas Area Code(s): 316 620 785 913 |
| Fontana | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fontanelle | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fontanet | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Foosland | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Foothill Ranch | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Footville | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Forbes Road | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Forbes | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Forbes | ND | North Dakota Area Code(s): 701 |
| Forbestown | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Force | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Ford City | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Ford Cliff | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Ford | KS | Kansas Area Code(s): 316 620 785 913 |
| Ford | KY | Kentucky Area Code(s): 270 502 606 859 |
| Ford | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Ford | WA | Washington Area Code(s): 206 253 360 425 509 |
| Fordland | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fordoche | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Fords Branch | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fords | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Fordsville | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fordville | ND | North Dakota Area Code(s): 701 |
| Fordyce | AR | Arkansas Area Code(s): 479 501 870 |
| Fordyce | NE | Nebraska Area Code(s): 308 402 |
| Foreman | AR | Arkansas Area Code(s): 479 501 870 |
| Forest City | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Forest City | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Forest City | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Forest City | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Forest City | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Forest Dale | VT | Vermont Area Code(s): 802 |
| Forest Falls | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Forest Grove | OR | Oregon Area Code(s): 503 541 |
| Forest Grove | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Forest Hill | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Forest Hill | MD | Maryland Area Code(s): 301 410 |
| Forest Hill | WV | West Virginia Area Code(s): 304 |
| Forest Hills | KY | Kentucky Area Code(s): 270 502 606 859 |
| Forest Hills | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Forest Home | AL | Alabama Area Code(s): 205 251 256 334 |
| Forest Junction | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Forest Knolls | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Forest Lake | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Forest Lakes | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Forest Park | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Forest Park | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Forest Ranch | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Forest River | ND | North Dakota Area Code(s): 701 |
| Forest | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Forest | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Forest | MS | Mississippi Area Code(s): 228 601 662 |
| Forest | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Forest | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Forestburg | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Forestburgh | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Forestdale | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Forestdale | RI | Rhode Island Area Code(s): 401 |
| Forestgrove | MT | Montana Area Code(s): 406 |
| Foresthill | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Foreston | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Forestport | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Forestville | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Forestville | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Forestville | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Forestville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Forestville | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Forgan | OK | Oklahoma Area Code(s): 405 580 918 |
| Foristell | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fork Union | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fork | MD | Maryland Area Code(s): 301 410 |
| Fork | SC | South Carolina Area Code(s): 803 843 864 |
| Forked River | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Forkland | AL | Alabama Area Code(s): 205 251 256 334 |
| Forks Of Salmon | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Forks | WA | Washington Area Code(s): 206 253 360 425 509 |
| Forksville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Forman | ND | North Dakota Area Code(s): 701 |
| Formoso | KS | Kansas Area Code(s): 316 620 785 913 |
| Forney | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Forrest City | AR | Arkansas Area Code(s): 479 501 870 |
| Forrest | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Forreston | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Forreston | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Forsan | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Forsyth | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Forsyth | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Forsyth | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Forsyth | MT | Montana Area Code(s): 406 |
| Fort Ann | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Apache | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Ashby | WV | West Virginia Area Code(s): 304 |
| Fort Atkinson | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fort Atkinson | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fort Bayard | NM | New Mexico Area Code(s): 505 |
| Fort Belvoir | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Benning | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fort Benton | MT | Montana Area Code(s): 406 |
| Fort Bidwell | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fort Blackmore | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Bragg | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fort Bragg | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fort Branch | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fort Bridger | WY | Wyoming Area Code(s): 208 307 |
| Fort Buchanan | PR | Puerto Rico Area Code(s): 787 |
| Fort Calhoun | NE | Nebraska Area Code(s): 308 402 |
| Fort Campbell | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fort Cobb | OK | Oklahoma Area Code(s): 405 580 918 |
| Fort Collins | CO | Colorado Area Code(s): 303 719 970 |
| Fort Covington | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Davis | AL | Alabama Area Code(s): 205 251 256 334 |
| Fort Davis | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fort Defiance | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Defiance | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Deposit | AL | Alabama Area Code(s): 205 251 256 334 |
| Fort Dick | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fort Dodge | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fort Dodge | KS | Kansas Area Code(s): 316 620 785 913 |
| Fort Drum | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Duchesne | UT | Utah Area Code(s): 435 801 |
| Fort Edward | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Eustis | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Fairfield | ME | Maine Area Code(s): 207 |
| Fort Gaines | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fort Garland | CO | Colorado Area Code(s): 303 719 970 |
| Fort Gay | WV | West Virginia Area Code(s): 304 |
| Fort George G Meade | MD | Maryland Area Code(s): 301 410 |
| Fort Gibson | OK | Oklahoma Area Code(s): 405 580 918 |
| Fort Gratiot | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fort Hall | ID | Idaho Area Code(s): 208 |
| Fort Hancock | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fort Harrison | MT | Montana Area Code(s): 406 |
| Fort Hill | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fort Howard | MD | Maryland Area Code(s): 301 410 |
| Fort Huachuca | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Hunter | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Irwin | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fort Jennings | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fort Johnson | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Jones | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fort Kent Mills | ME | Maine Area Code(s): 207 |
| Fort Kent | ME | Maine Area Code(s): 207 |
| Fort Klamath | OR | Oregon Area Code(s): 503 541 |
| Fort Knox | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fort Laramie | WY | Wyoming Area Code(s): 208 307 |
| Fort Lauderdale | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Lawn | SC | South Carolina Area Code(s): 803 843 864 |
| Fort Leavenworth | KS | Kansas Area Code(s): 316 620 785 913 |
| Fort Lee | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Fort Lee | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Leonard Wood | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fort Littleton | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fort Loramie | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fort Loudon | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fort Lupton | CO | Colorado Area Code(s): 303 719 970 |
| Fort Lyon | CO | Colorado Area Code(s): 303 719 970 |
| Fort Madison | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fort Mc Coy | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Mc Kavett | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fort Mcdowell | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Meade | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Meade | SD | South Dakota Area Code(s): 605 |
| Fort Mill | SC | South Carolina Area Code(s): 803 843 864 |
| Fort Mitchell | AL | Alabama Area Code(s): 205 251 256 334 |
| Fort Mitchell | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Mohave | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Monmouth | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Fort Monroe | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Montgomery | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Morgan | CO | Colorado Area Code(s): 303 719 970 |
| Fort Myers Beach | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Myers | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Necessity | LA | Louisiana Area Code(s): 225 318 337 504 985 |
| Fort Ogden | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Oglethorpe | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fort Payne | AL | Alabama Area Code(s): 205 251 256 334 |
| Fort Peck | MT | Montana Area Code(s): 406 |
| Fort Pierce | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Pierre | SD | South Dakota Area Code(s): 605 |
| Fort Plain | NY | New York Area Code(s): 212 315 516 518 585 607 631 716 718 845 914 |
| Fort Ransom | ND | North Dakota Area Code(s): 701 |
| Fort Recovery | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fort Richardson | AK | Alaska Area Code(s): 907 |
| Fort Riley | KS | Kansas Area Code(s): 316 620 785 913 |
| Fort Ripley | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fort Ritner | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fort Rock | OR | Oregon Area Code(s): 503 541 |
| Fort Rucker | AL | Alabama Area Code(s): 205 251 256 334 |
| Fort Scott | KS | Kansas Area Code(s): 316 620 785 913 |
| Fort Shafter | HI | Hawaii Area Code(s): 808 |
| Fort Shaw | MT | Montana Area Code(s): 406 |
| Fort Sheridan | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fort Sill | OK | Oklahoma Area Code(s): 405 580 918 |
| Fort Smith | AR | Arkansas Area Code(s): 479 501 870 |
| Fort Spring | WV | West Virginia Area Code(s): 304 |
| Fort Stanton | NM | New Mexico Area Code(s): 505 |
| Fort Stewart | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fort Stockton | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fort Sumner | NM | New Mexico Area Code(s): 505 |
| Fort Supply | OK | Oklahoma Area Code(s): 405 580 918 |
| Fort Thomas | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fort Thomas | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fort Thompson | SD | South Dakota Area Code(s): 605 |
| Fort Totten | ND | North Dakota Area Code(s): 701 |
| Fort Towson | OK | Oklahoma Area Code(s): 405 580 918 |
| Fort Valley | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fort Valley | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Fort Wainwright | AK | Alaska Area Code(s): 907 |
| Fort Walton Beach | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Washakie | WY | Wyoming Area Code(s): 208 307 |
| Fort Washington | MD | Maryland Area Code(s): 301 410 |
| Fort Washington | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Fort Wayne | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fort White | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fort Wingate | NM | New Mexico Area Code(s): 505 |
| Fort Worth | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fort Yates | ND | North Dakota Area Code(s): 701 |
| Fort Yukon | AK | Alaska Area Code(s): 907 |
| Fortescue | NJ | New Jersey Area Code(s): 201 609 732 856 908 973 |
| Fortine | MT | Montana Area Code(s): 406 |
| Fortson | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fortuna | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fortuna | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Fortuna | ND | North Dakota Area Code(s): 701 |
| Fortville | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Foss | OK | Oklahoma Area Code(s): 405 580 918 |
| Fossil | OR | Oregon Area Code(s): 503 541 |
| Fosston | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Foster City | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Foster | KY | Kentucky Area Code(s): 270 502 606 859 |
| Foster | MO | Missouri Area Code(s): 314 417 573 636 660 816 |
| Foster | OK | Oklahoma Area Code(s): 405 580 918 |
| Foster | OR | Oregon Area Code(s): 503 541 |
| Foster | RI | Rhode Island Area Code(s): 401 |
| Foster | VA | Virginia Area Code(s): 276 434 540 703 757 804 |
| Foster | WV | West Virginia Area Code(s): 304 |
| Fosters | AL | Alabama Area Code(s): 205 251 256 334 |
| Fosterville | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |
| Fostoria | IA | Iowa Area Code(s): 319 515 563 641 712 |
| Fostoria | KS | Kansas Area Code(s): 316 620 785 913 |
| Fostoria | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fostoria | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fouke | AR | Arkansas Area Code(s): 479 501 870 |
| Fountain City | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fountain City | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fountain Green | UT | Utah Area Code(s): 435 801 |
| Fountain Hill | AR | Arkansas Area Code(s): 479 501 870 |
| Fountain Hills | AZ | Arizona Area Code(s): 480 520 602 623 928 |
| Fountain Inn | SC | South Carolina Area Code(s): 803 843 864 |
| Fountain Run | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fountain Valley | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fountain | CO | Colorado Area Code(s): 303 719 970 |
| Fountain | FL | Florida Area Code(s): 239 305 321 352 386 407 561 727 772 813 850 863 904 941 954 |
| Fountain | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fountain | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Fountain | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Fountaintown | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fountainville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Four Corners | WY | Wyoming Area Code(s): 208 307 |
| Four Lakes | WA | Washington Area Code(s): 206 253 360 425 509 |
| Four Oaks | NC | North Carolina Area Code(s): 252 336 704 828 910 919 |
| Four States | WV | West Virginia Area Code(s): 304 |
| Fourmile | KY | Kentucky Area Code(s): 270 502 606 859 |
| Fowler | CA | California Area Code(s): 209 213 310 323 408 415 510 530 559 562 619 626 650 661 707 714 760 805 818 831 858 909 916 925 949 |
| Fowler | CO | Colorado Area Code(s): 303 719 970 |
| Fowler | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fowler | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fowler | KS | Kansas Area Code(s): 316 620 785 913 |
| Fowler | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fowler | OH | Ohio Area Code(s): 216 330 419 440 513 614 740 859 937 |
| Fowlerton | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Fowlerton | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Fowlerville | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Fowlstown | GA | Georgia Area Code(s): 229 404 478 706 770 912 |
| Fox Island | WA | Washington Area Code(s): 206 253 360 425 509 |
| Fox Lake | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fox Lake | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Fox River Grove | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fox Valley | IL | Illinois Area Code(s): 217 309 312 618 630 708 773 815 847 |
| Fox | AR | Arkansas Area Code(s): 479 501 870 |
| Fox | OK | Oklahoma Area Code(s): 405 580 918 |
| Foxboro | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Foxboro | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Foxburg | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Foxhome | MN | Minnesota Area Code(s): 218 320 507 612 651 763 952 |
| Foxworth | MS | Mississippi Area Code(s): 228 601 662 |
| Foyil | OK | Oklahoma Area Code(s): 405 580 918 |
| Fpo | AA | AA Area Code(s): 000 |
| Fpo | AE | AE Area Code(s): 000 |
| Fpo | AP | AP Area Code(s): 000 |
| Frackville | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Frakes | KY | Kentucky Area Code(s): 270 502 606 859 |
| Frametown | WV | West Virginia Area Code(s): 304 |
| Framingham | MA | Massachusetts Area Code(s): 413 508 617 781 978 |
| Francestown | NH | New Hampshire Area Code(s): 603 |
| Francesville | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Francis Creek | WI | Wisconsin Area Code(s): 262 414 608 715 920 |
| Francis | OK | Oklahoma Area Code(s): 405 580 918 |
| Francisco | IN | Indiana Area Code(s): 219 260 317 574 765 812 |
| Francitas | TX | Texas Area Code(s): 210 214 254 281 325 361 409 432 512 713 806 817 830 903 915 936 940 956 972 979 |
| Franconia | NH | New Hampshire Area Code(s): 603 |
| Franconia | PA | Pennsylvania Area Code(s): 215 412 570 610 717 724 814 |
| Frankenmuth | MI | Michigan Area Code(s): 231 248 269 313 517 586 616 734 810 906 989 |
| Frankewing | TN | Tennessee Area Code(s): 423 615 731 865 901 931 |