TWC IP ENABLED SERVICES, LLC
13 prefixes in 657 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 657-218 | SANTA ANA | 793K | 2013-02-14 | Yes |
| 657-220 | ANAHEIM | 793K | 2013-02-14 | Yes |
| 657-223 | ORANGE | 793K | 2013-06-13 | Yes |
| 657-227 | WESTMINSTR | 793K | 2014-04-14 | Yes |
| 657-232 | SANTA ANA | 793K | 2013-10-18 | Yes |
| 657-247 | SANTA ANA | 793K | 2014-11-04 | Yes |
| 657-251 | GARDEN GRV | 793K | 2014-04-11 | Yes |
| 657-258 | PLACENTIA | 793K | 2014-11-25 | Yes |
| 657-259 | HUNTITNBCH | 793K | 2015-08-26 | Yes |
| 657-282 | ORANGE | 793K | 2014-10-27 | Yes |
| 657-329 | HUNTITNBCH | 793K | 2016-05-16 | Yes |
| 657-667 | GARDEN GRV | 793K | 2013-03-15 | Yes |
| 657-845 | HUNTITNBCH | 793K | 2013-03-12 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.