Zip Area Code

Richfield, California

No ZIP code carries the name of Richfield, California, in Tehama County; the nearest ZIP codes are 96035 and 96090, in area code 530, with 837 as an overlay.

Nearest ZIP
96035, 96090
Area codes
530, 837
Time zone
Pacific Time
Coordinates
39.9738, -122.1732

Nearest ZIP codes to Richfield

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

ZIP codePost officeCountyArea codes
96035GerberTehama County530, 837
96090TehamaTehama County530, 837

Area codes for Richfield

  • Area code 530

    In service since November 1, 1997. Shares its area with 837. Local calls are dialed with 1 plus ten digits.

  • Area code 837

    In service since January 31, 2025. Shares its area with 530. 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

Richfield is in the Pacific Time zone.

Towns near Richfield