Zip Area Code

El Cajon, California

El Cajon, California, in San Diego County, has ZIP codes 92019, 92020, 92021 and 92022 and area code 619, with 858 as an overlay.

ZIP codes
92019, 92020, 92021, 92022
Area codes
619, 858
Time zone
Pacific Time
Coordinates
32.7958, -116.9426

ZIP codes in El Cajon

ZIP codePost officeCountyArea codes
92019El CajonSan Diego County619, 858
92020El CajonSan Diego County619, 858
92021El CajonSan Diego County619, 858
92022*El CajonSan Diego County619, 858

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

Area codes for El Cajon

  • Area code 619

    In service since 1982. Shares its area with 858. Local calls are dialed with 1 plus ten digits.

  • Area code 858

    In service since June 12, 1999. Shares its area with 619. 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

El Cajon is in the Pacific Time zone.

Towns near El Cajon