| General Information about Area Code 442 | |
|---|---|
| Country | United States |
| State / Province / Territory | California |
| Major City | Oceanside |
| Time Zone | Pacific (UTC-08:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 442-444 | Fallbrook | San Diego | Landline |
| 442-273 | Vista | San Diego | Wireless |
| 442-261 | Baker | San Bernardino | Landline |
| 442-345 | Holtville | Imperial | Landline |
| 442-234 | Palm Springs | Riverside | Landline |
| 442-246 | Desert Hot Springs | Riverside | Landline |
| 442-247 | California City | Kern | Wireless |
| 442-263 | Pauma Valley | San Diego | Landline |
| 442-231 | El Centro | Imperial | Wireless |
| 442-251 | Victorville | San Bernardino | Wireless |
| 442-272 | Inyokern | Kern | Landline |
| 442-249 | Victorville | San Bernardino | Landline |
| 442-232 | Carlsbad | San Diego | Landline |
| 442-253 | Calipatria | Imperial | Landline |
| 442-321 | Yucca Valley | San Bernardino | Landline |
| 442-347 | Barstow | San Bernardino | Wireless |
| 442-800 | Victorville | San Bernardino | Landline |