Zip Area Code

Trona, California

Trona, California, in San Bernardino County, has ZIP codes 93562 and 93592 and area code 760, with 442 as an overlay.

ZIP codes
93562, 93592
Area codes
760, 442
Time zone
Pacific Time
Coordinates
35.7554, -117.3768

ZIP codes in Trona

ZIP codePost officeCountyArea codes
93562TronaSan Bernardino County760, 442
93592*TronaSan Bernardino County760, 442

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

Area codes for Trona

  • Area code 760

    In service since March 22, 1997. Shares its area with 442. Local calls are dialed with 1 plus ten digits.

  • Area code 442

    In service since November 21, 2009. Shares its area with 760. 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

Trona is in the Pacific Time zone.

Towns near Trona