Places beginning with FO in Colorado, United States
Fondis
Forbes (historical)
Fort Big Spring
Fort Boettcher
Fort Carson
Fort Collins
Fort Garland
Fort Julesburg (historical)
Fort Lupton
Fort Lyon
Fort Morgan
Fort Reynolds
Fort Saint Vrain (historical)
Fort Sedgwick (historical)
Fosston
Fountain
Four Corners Crossing
Fowler
Fox Creek
Foxfield
Foxton