| F.E. Warren ICBM & Heritage Museum | |
| Farlow, Ed and Tim McCoy with Wind River Indians on stage and screen | Rebecca Hein |
| Federal irrigation, Wyoming and | Phil Roberts |
| Fenwick, Minnie, minister and temperance activist | Rebecca Hein |
| Ferries, North Platte River; Oregon Trail sites of | WyoHistory.org |
| Fetterman Battlefield | |
| Fetterman Battlefield | WyomingHeritage.org |
| Fetterman Fight | Shannon Smith |
| Fetterman Massacre | Shannon Smith |
| Finley Bison Kill Site | Stephanie Lowe |
| Fires, Yellowstone 1988 | Dan Whipple |
| First African-American Female Student, UW | Kim Viner |
| Firsts, Wyoming Women | Wyoming State Archives |
| Flaming Gorge Dam and Reservoir | Annette Hein |
| Flaming Gorge Lake | |
| Flu epidemic, 1918, Wyoming | Phil Roberts |
| Fontenelle Dam and Reservoir | |
| Forest fires,Yellowstone, 1988 | Dan Whipple |
| Former Frontier Refinery | |
| Fort Bridger | |
| Fort Bridger | Will Bagley |
| Fort Bridger treaties of 1863 and 1868 | WyoHistory.org |
| Fort Caspar | |
| Fort Caspar | WyomingHeritage.org |
| Fort Caspar Museum | |
| Fort Fetterman | |
| Fort Fetterman | WyomingHeritage.org, Wyoming State Historic Preservation Office |
| Fort Fred Steele | |
| Fort Fred Steele | WyomingHeritage.org |
| Fort Halleck | Rebecca Hein |
| Fort Laramie | Wyoming State Historic Preservation Office |
| Fort Laramie National Historic Site | |
| Fort Laramie Treaty 1868 | Tom Rea |
| Fort Laramie, census of in 1860 | James H. Nottage |
| Fort Laramie, Treaty of, 1851 | Lesley Wischmann |
| Fort McKinney | WyomingHeritage.org, Wyoming State Historic Preservation Office |
