Colorado Cities
- Fairmount, CO
- Fairplay, CO
- Fairview, CO
- Falcon, CO
- Falfa, CO
- Farisita, CO
- Farmers, CO
- Fayette, CO
- Federal Heights, CO
- Fenders, CO
- Ferncliff, CO
- Ferndale, CO
- Fink, CO
- Fir, CO
- Fire Clay, CO
- Firestone, CO
- Flagler, CO
- Fleming, CO
- Florence, CO
- Floresta, CO
- Florida, CO
- Florissant, CO
- Floyd Hill, CO
- Fondis, CO
- Forder, CO
- Fort Big Spring, CO
- Fort Boettcher, CO
- Fort Carson, CO
- Fort Collins, CO
- Fort Garland, CO
- Fort Lupton, CO
- Fort Lyon, CO
- Fort Morgan, CO
- Fort Reynolds, CO
- Fosston, CO
- Fountain, CO
- Fowler, CO
- Fox Creek, CO
- Foxfield, CO
- Foxton, CO
- Franktown, CO
- Fraser, CO
- Frederick, CO
- Freeland, CO
- Frick, CO
- Frisco, CO
- Frost, CO
- Fruita, CO
- Fruitvale, CO
- Fulford, CO
- Funston, CO
- Futurity, CO