Zip Area Code

Colorado ZIP codes and area codes

Colorado has 575 towns and 645 ZIP codes, in area codes 970, 719, 303, 748, 720 and 983.

Area codes in Colorado

  • 970

    Fort Collins, Greeley and Grand Junction

    Shares its area with 748

  • 719

    Colorado Springs, Pueblo and Hugo

  • 303

    Denver, Longmont and Deckers

    Shares its area with 720 and 983

  • 748

    Fort Collins, Greeley and Grand Junction

    Shares its area with 970

  • 720

    Denver, Longmont and Deckers

    Shares its area with 303 and 983

  • 983

    Denver, Longmont and Deckers

    Shares its area with 303 and 720

Largest towns

Counties, A to Z

Every town in Colorado, A to Z