List of populated places in Colorado: A–F

Adams Alam Arapahoe Arch Baca Bent Boul Bro Chaf Cheyenne Cle Conejos Cost Crow Cust Delta Den Dolores Doug Eagle Elbert El Paso Fremont Garfield Gil Grand Gunnison Hins Huerfano Jacks Jef Kiowa Kit Carson Lake La Plata Larimer Las Animas Lincoln Logan Mesa Min Moffat Montez Montrose Morg Otero Our Park Phil Pitkin Prow Pueblo Rio Blanco Rio G Routt Saguache SJ San Miguel Sedg Sum Tell Wash Weld Yuma

The 64 counties of the U.S. State of Colorado.

This is a list of more than 3,800 currently, or formerly, inhabited places in the U.S. State of Colorado.^[a][2]
Major inhabited places in Colorado include the:

• 273 municipalities from the List of municipalities in Colorado^[3][4][1][2]
• 210 census-designated places from the List of census-designated places in Colorado^[5]
• 8 military bases from the List of military installations in Colorado^[1][2]
• 2 Native American reservations from the List of Native American reservations in Colorado^[1][2]

This list also includes the current and extinct populated places found in the:

• Geographic Names Information System^[a]
• United States Geological Survey historic trail maps^{[6][7][8][9][10][11][12][13][14][15]}
• List of county seats in Colorado^{[16][17][1][2]}
• List of forts in Colorado^[1][2]
• List of ghost towns in Colorado^[1][2]
• List of National Register of Historic Places in Colorado^[18][1][2]
• List of post offices in Colorado^{[19][20][1][2]}

For all federally recognized place names in Colorado, please see the Geographic Names Information System.
For dates associated with many of these places, please see the List of municipalities in Colorado and the List of post offices in Colorado.