| District of California area codes: 657 | |
|---|---|
| Country | United States |
| State/Province | California |
| Major City | Long Beach |
| Time Zone | Pacific |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 657-200 | Orange | Westminster, CA | Metropcs Networks |
| 657-201 | Orange | Anaheim, CA | Metropcs Networks |
| 657-202 | Orange | Anaheim, CA | Peerless Network Of California |
| 657-203 | Orange | Huntington Beach, CA | Level 3 Communications |
| 657-204 | Orange | Huntington Beach, CA | Bandwidth.com Clec |
| 657-205 | Orange | Santa Ana, CA | Mci Worldcom Communications, Ca |
| 657-206 | Orange | Garden Grove, CA | T-mobile Usa |
| 657-207 | Orange | Anaheim, CA | Metropcs Networks |
| 657-208 | Orange | Anaheim, CA | Broadvox-clec |
| 657-210 | Orange | Santa Ana, CA | Bandwidth.com Clec |
| 657-212 | Orange | Santa Ana, CA | Level 3 Communications |
| 657-214 | Orange | Cypress, CA | Bandwidth.com Clec |
| 657-215 | Orange | Huntington Beach, CA | Level 3 Communications |
| 657-216 | Orange | Placentia, CA | Bandwidth.com Clec |
| 657-217 | Orange | Fullerton, CA | Bandwidth.com Clec |
| 657-218 | Orange | Santa Ana, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
| 657-220 | Orange | Anaheim, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
| 657-221 | Orange | Orange, CA | Level 3 Communications |
| 657-222 | Orange | Cypress, CA | Cf Communications DBA Telekenex |
| 657-223 | Orange | Orange, CA | Time Warner Cbl Info Svcs (ca) DBAtime Warner Cbl |
There are 64 prefixes, In the code area, the major cities are Anaheim, CA;Brea, CA;Buena Park, CA;Cypress, CA;Fo. The major city is Long Beach.