Zip Area Code

San Joaquin, California

San Joaquin, California, in Fresno County, has ZIP code 93660 and area code 559, with 357 as an overlay.

ZIP code
93660
Area codes
559, 357
Time zone
Pacific Time
Coordinates
36.6059, -120.1889

ZIP codes in San Joaquin

ZIP codePost officeCountyArea codes
93660San JoaquinFresno County559, 357

Area codes for San Joaquin

  • Area code 559

    In service since November 14, 1998. Shares its area with 357. Local calls are dialed with 1 plus ten digits; dialing ten digits also works.

  • Area code 357

    In service since March 26, 2025. Shares its area with 559. Local calls are dialed with 1 plus ten digits; dialing 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

San Joaquin is in the Pacific Time zone.

Towns near San Joaquin