Zip Area Code

Otis, Colorado

Otis, Colorado, in Washington County, has ZIP code 80743 and area code 970, with 748 as an overlay.

ZIP code
80743
Area codes
970, 748
Time zone
Mountain Time
Coordinates
40.2030, -102.9392

ZIP codes in Otis

ZIP codePost officeCountyArea codes
80743OtisWashington County970, 748

Area codes for Otis

  • 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.

Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.

Time zone

Otis is in the Mountain Time zone.

Towns near Otis