442 Area Code Information
State: CA
Largest City in Area: OCEANSIDE
Where is Area Code 442? Area code (442) is in the state of CA. Below, are the major cities in the area code (442).
Major Cities in 442
- OCEANSIDE, CA (56,800)
- ESCONDIDO, CA (50,966)
- CARLSBAD, CA (46,253)
- VISTA, CA (40,049)
- SAN DIEGO, CA (38,013)
- SAN MARCOS, CA (30,305)
- ENCINITAS, CA (23,946)
- FALLBROOK, CA (18,066)
- RAMONA, CA (9,595)
- VALLEY CENTER, CA (8,086)
Zip Codes in 442