Founded on 1861-11-01, Arapahoe County is one of 64 counties in the state of Colorado. The city of Littleton is the county seat. With FIPS code of 5, Arapahoe County has a population of 654,900 and area of 804.41 square miles (2,083 km2).
List of all cities in Arapahoe County, CO alphabetically
City/Town | Postal Code | Area Code |
Arapahoe County Offices, CO | 80166 | 303/720 |
Aurora, CO | 80010 | 303/720 |
80012 | 303/720 | |
80013 | 303/720 | |
80014 | 303/720 | |
80015 | 303/720 | |
80016 | 303/720 | |
80017 | 303/720 | |
80018 | 303/720 | |
80041 | 303/720 | |
80044 | 303/720 | |
80046 | 303/720 | |
80047 | 303/720 | |
80247 | 303/720 | |
Byers, CO | 80103 | 303/720 |
Centennial, CO | 80014 | 303/720 |
80015 | 303/720 | |
80016 | 303/720 | |
80111 | 303/720 | |
80112 | 303/720 | |
80121 | 303/720 | |
80122 | 303/720 | |
80161 | 303/720 | |
Cherry Hills, CO | 80110 | 303/720 |
80111 | 303/720 | |
80113 | 303/720 | |
80121 | 303/720 | |
Deer Trail, CO | 80105 | 303/720 |
Denver, CO | 80012 | 303/720 |
80014 | 303/720 | |
80247 | 303/720 | |
Englewood, CO | 80110 | 303/720 |
80111 | 303/720 | |
80112 | 303/720 | |
80113 | 303/720 | |
80150 | 303/720 | |
80151 | 303/720 | |
80155 | 303/720 | |
Foxfield, CO | 80016 | 303/720 |
Grants Ranch, CO | 80121 | 303/720 |
Greenwood Village, CO | 80110 | 303/720 |
80111 | 303/720 | |
80112 | 303/720 | |
80121 | 303/720 | |
80150 | 303/720 | |
80155 | 303/720 | |
Littleton, CO | 80120 | 303/720 |
80121 | 303/720 | |
80122 | 303/720 | |
80160 | 303/720 | |
80161 | 303/720 | |
80165 | 303/720 | |
80166 | 303/720 | |
Littleton City Offices, CO | 80165 | 303/720 |
Lone Tree, CO | 80112 | 303/720 |
Sheridan, CO | 80110 | 303/720 |