Zip Area Code

Penngrove, California

Penngrove, California, in Sonoma County, has ZIP code 94951 and area code 707, with 369 as an overlay.

ZIP code
94951
Area codes
707, 369
Time zone
Pacific Time
Coordinates
38.3153, -122.6483

ZIP codes in Penngrove

ZIP codePost officeCountyArea codes
94951PenngroveSonoma County707, 369

Area codes for Penngrove

  • Area code 707

    In service since 1959. Shares its area with 369. Local calls are dialed with 1 plus ten digits.

  • Area code 369

    In service since February 1, 2023. Shares its area with 707. Local calls are dialed with 1 plus ten digits.

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

Penngrove is in the Pacific Time zone.

Towns near Penngrove