858 Area Code Information
State: CA
Largest City in Area: SAN DIEGO
Where is Area Code 858? Area code (858) is in the state of CA. Below, are the major cities in the area code (858).
Major Cities in 858
- SAN DIEGO, CA (1,420,786)
- LA JOLLA, CA (192,012)
- POWAY, CA (168,897)
- ESCONDIDO, CA (106,032)
- CARLSBAD, CA (84,092)
- DEL MAR, CA (78,606)
- EL CAJON, CA (69,161)
- SOLANA BEACH, CA (67,772)
- ENCINITAS, CA (63,611)
- CHULA VISTA, CA (63,150)
Zip Codes in 858
- 92014
- 92037
- 92038
- 92039
- 92064
- 92074
- 92075
- 92092
- 92093
- 92101
- 92102
- 92103
- 92104
- 92105
- 92106
- 92107
- 92108
- 92109
- 92110
- 92111