Zip Area Code

Santa Rosa Valley, California

No ZIP code carries the name of Santa Rosa Valley, California, in Ventura County; the nearest ZIP codes are 91360 and 93021, in area code 805, with 820 as an overlay.

Nearest ZIP
91360, 93021
Area codes
805, 820
Time zone
Pacific Time
Coordinates
34.2459, -118.9018

Nearest ZIP codes to Santa Rosa Valley

These are the ZIP codes nearest to Santa Rosa Valley, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
91360Thousand OaksVentura County805, 820
93021MoorparkVentura County805, 820

Area codes for Santa Rosa Valley

  • Area code 805

    In service since 1957. Shares its area with 820. Local calls are dialed with 1 plus ten digits.

  • Area code 820

    In service since June 30, 2018. Shares its area with 805. 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

Santa Rosa Valley is in the Pacific Time zone.

Towns near Santa Rosa Valley