| State Name | County Name | City |
|---|---|---|
| Washington | Pierce | Fife |
| Arizona | Coconino | Flagstaff |
| North Dakota | Cass | Fargo |
| Minnesota | Rice | Faribault |
| Kentucky | McCracken | Farley |
| Texas | Dallas | Farmers Branch |
| Alaska | Fairbanks North Star | Farmers Loop |
| California | Tulare | Farmersville |
| Texas | Collin | Farmersville |
| Louisiana | Union | Farmerville |
| Maine | Kennebec | Farmingdale |
| New York | Nassau | Farmingdale |
| Connecticut | Hartford | Farmington |
| Maine | Franklin | Farmington |
| Michigan | Oakland | Farmington |
| Minnesota | Dakota | Farmington |
| Missouri | St. Francois | Farmington |
| New Hampshire | Strafford | Farmington |
| New Mexico | San Juan | Farmington |
| New York | Ontario | Farmington |
| Utah | Davis | Farmington |
| Michigan | Oakland | Farmington Hills |
| New York | Suffolk | Farmingville |
| North Carolina | Pitt | Farmville |
| Virginia | Prince Edward | Farmville |
| Utah | Weber | Farr West |
| Tennessee | Knox | Farragut |
| Pennsylvania | Mercer | Farrell |
| Texas | Rockwall | Fate |
| Pennsylvania | York | Fawn |
| Alabama | Fayette | Fayette |
| New York | Seneca | Fayette |
| Pennsylvania | Juniata | Fayette |
| Arkansas | Washington | Fayetteville |
| Georgia | Fayette | Fayetteville |
| North Carolina | Cumberland | Fayetteville |
| New York | Onondaga | Fayetteville |
| Pennsylvania | Franklin | Fayetteville |
| Tennessee | Lincoln | Fayetteville |
| North Carolina | Chatham | Fearrington Village |
| Florida | Pinellas | Feather Sound |
| Colorado | Adams | Federal Heights |
| Washington | King | Federal Way |
| Maryland | Caroline | Federalsburg |
| Washington | Clark | Felida |
| Florida | Indian River | Fellsmere |
| California | Santa Cruz | Felton |
| Michigan | Genesee | Fenton |
| New York | Broome | Fenton |
| Minnesota | Otter Tail | Fergus Falls |
| Missouri | St. Louis | Ferguson |
| Pennsylvania | Centre | Ferguson |
| Pennsylvania | Juniata | Fermanagh |
| Florida | Seminole | Fern Park |
| Florida | Nassau | Fernandina Beach |
| Michigan | Oakland | Ferndale |
| Washington | Whatcom | Ferndale |
| Nevada | Lyon | Fernley |
| Louisiana | Concordia | Ferriday |
| Texas | Ellis | Ferris |
| Florida | Escambia | Ferry Pass |
| Michigan | Ottawa | Ferrysburg |
| Missouri | Jefferson | Festus |
| California | Sonoma | Fetters Hot Springs-Agua Caliente |
| Idaho | Twin Falls | Filer |
| California | Ventura | Fillmore |
| New Jersey | Somerset | Finderne |
| Ohio | Hancock | Findlay |
| Pennsylvania | Allegheny | Findlay |
| Pennsylvania | Mercer | Findley |
| Washington | Benton | Finley |
| Ohio | Hamilton | Finneytown |
| Washington | Pierce | Fircrest |
| California | Fresno | Firebaugh |
| Colorado | Weld | Firestone |
| New York | Orange | Firthcliffe |
| Florida | Hillsborough | Fish Hawk |
| Indiana | Hamilton | Fishers |
| Virginia | Augusta | Fishersville |
| Alaska | Matanuska-Susitna | Fishhook |
| New York | Dutchess | Fishkill |
| Massachusetts | Worcester | Fiskdale |
| Massachusetts | Worcester | Fitchburg |
| Wisconsin | Dane | Fitchburg |
| Georgia | Ben Hill | Fitzgerald |
| Washington | Clark | Five Corners |
| South Carolina | Greenville | Five Forks |
| Florida | Flagler | Flagler Beach |
| Florida | St. Johns | Flagler Estates |
| New York | Suffolk | Flanders |
| Michigan | Wayne | Flat Rock |
| North Carolina | Henderson | Flat Rock |
| Kentucky | Greenup | Flatwoods |
| Pennsylvania | Berks | Fleetwood |
| Florida | Clay | Fleming Island |
| Kentucky | Fleming | Flemingsburg |
| New Jersey | Hunterdon | Flemington |
| Arkansas | Washington | Farmington |
| Missouri | St. Louis | Fenton |
| Maryland | Anne Arundel | Ferndale |
