Zip Area Code

Silverton, Colorado

Silverton, Colorado, in San Juan County, has ZIP code 81433 and area code 970, with 748 as an overlay.

ZIP code
81433
Area codes
970, 748
Time zone
Mountain Time
Coordinates
37.8090, -107.6667

ZIP codes in Silverton

ZIP codePost officeCountyArea codes
81433SilvertonSan Juan County970, 748

Area codes for Silverton

  • 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

Silverton is in the Mountain Time zone.

Towns near Silverton