| District of California area codes: 442 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Victorville |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 442-200 | Imperial | Calexico, CA | Cf Communications DBA Telekenex |
| 442-220 | San Bernardino | Nipton, CA | Telcentris Communications |
| 442-221 | Mono | Benton, CA | Bandwidth.com Clec |
| 442-222 | San Diego | Oceanside, CA | Cf Communications DBA Telekenex |
| 442-223 | San Bernardino | Newberry Springs, CA | Peerless Network Of California |
| 442-224 | San Diego | Vista, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
| 442-225 | Imperial | El Centro, CA | Flat West Wireless |
| 442-226 | Imperial | Brawley, CA | T-mobile Usa |
| 442-227 | Riverside | Palm Springs, CA | Wide Voice |
| 442-228 | Inyo | Bishop, CA | Cebridge Telecom Ca DBA Suddenlink Comms |
| 442-229 | San Bernardino | Victorville, CA | Bandwidth.com Clec |
| 442-231 | Imperial | El Centro, CA | Flat West Wireless |
| 442-232 | San Diego | Carlsbad, CA | Level 3 Communications |
| 442-233 | Bandwidth.com Clec | ||
| 442-234 | Riverside | Palm Springs, CA | Peerless Network Of California |
| 442-235 | Cellco Partnership DBA Verizon Wireless | ||
| 442-236 | Imperial | El Centro, CA | New Cingular Wireless PCS |
| 442-237 | Metro PCS | ||
| 442-238 | Flat West Wireless | ||
| 442-242 | San Bernardino | Victorville, CA | Metropcs Networks |
There are 39 prefixes, In the code area, the major cities are Victorville, CA;Hesperia, CA;Oceanside, CA;Vista, . The major city is Victorville.