Boulder County, CO Area Codes

Time in Boulder County, Colorado
04:22:38 AM
Time in Boulder County, Colorado
  • State: Colorado
  • County: Boulder County
  • County Seat: Boulder
  • FIPS: 08013
  • Founded in: 1861
  • Population: 326,078
  • Density: 448 Persons/Square Mile
  • Area: 726 Square Miles
  • Government Type: County
  • Authority: Dillon's Rule
  • Legislative Body: Board of County Commissioners
  • Legislative Body Size: 3
  • County Contact: 2525 13th Street
    Suite #204
    Boulder, CO
  • County site: https://www.bouldercounty.org/
  • Labor Force: 193,822
  • Unemployment Rate: 2.80%
  • Gross Domestic Product (GDP): $25.3 B

Area codes of Boulder County

303 720 970

Top Phone Prefixes of Boulder County

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Boulder County Cities

Neighbor Counties