Summit County, Colorado
4 ZIP codes · 608.33 sq mi of land · FIPS 08117
| Population | 31,017 |
|---|---|
| State | Colorado |
| FIPS code | 08117 |
| Time zone | Mountain |
| Land area | 608.33 sq mi |
| Center (lat, long) | 39.6210, -106.1376 |
Area codes in this area
These are the area codes that most often serve Summit County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
BreckenridgeDillonFriscoSilverthorne
ZIP codes in Summit County
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.