Zip Area Code

Thousand Oaks, California

Thousand Oaks, California, in Ventura County, has ZIP codes 91358, 91360 and 91362 and area code 805, with 820 as an overlay.

ZIP codes
91358, 91360, 91362
Area codes
805, 820
Time zone
Pacific Time
Coordinates
34.1915, -118.8449

ZIP codes in Thousand Oaks

ZIP codePost officeCountyArea codes
91358*Thousand OaksVentura County805, 820
91360Thousand OaksVentura County805, 820
91362Thousand OaksVentura County805, 820

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

Area codes for Thousand Oaks

  • 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

Thousand Oaks is in the Pacific Time zone.

Towns near Thousand Oaks