Zip Area Code

Phillips County, Colorado

Phillips County, Colorado, has 4 towns and 4 ZIP codes, in area code 970, with 748 as an overlay.

Towns in Phillips County, A to Z

TownZIP codesArea codes
Amherst80721970, 748
Haxtun80731970, 748
Holyoke80734970, 748
Paoli80746970, 748

ZIP codes in Phillips County

Area codes in Phillips County

  • Area code 970

    In service since April 2, 1995. Shares its area with 748. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

  • Area code 748

    In service since July 7, 2025. Shares its area with 970. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.