Zip Area Code

Windsor, Colorado

Windsor, Colorado, in Weld County, has ZIP codes 80550 and 80551 and area code 970, with 748 as an overlay.

ZIP codes
80550, 80551
Area codes
970, 748
County
Weld County
State
Colorado
Time zone
Mountain Time
Coordinates
40.4806, -104.9004

ZIP codes in Windsor

ZIP codePost officeCountyArea codes
80550WindsorWeld County970, 748
80551*WindsorWeld County970, 748

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area codes for Windsor

  • 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

Windsor is in the Mountain Time zone.

Towns near Windsor

Local numbers in area code 970

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