Local Calling Guide
Area code/prefix search
NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]
NXX: 508
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
657-508 | A | Cypress | CA | TRNECAGBGT3 | 6529 T-MOBILE USA, INC. | 730 | |||
657-508 | 0 | Cypress | CA | LSANCARCD3S | 649C ONVOY, LLC - CA | 730 | |||
657-508 | 1 | Cypress | CA | LSANCARCD3S | 649C ONVOY, LLC - CA | 730 | |||
657-508 | 2 | Cypress | CA | LSANCARCD3S | 649C ONVOY, LLC - CA | 730 | |||
657-508 | 3 | Cypress | CA | LSANCARCD3S | 649C ONVOY, LLC - CA | 730 | |||
657-508 | 4 | Cypress | CA | LSANCA03IMD | 553J WHITESKY COMMUNICATIONS, LLC | 730 | |||
657-508 | 5 | Cypress | CA | LSANCAJW7MD | 939H COMMIO, LLC | 730 | |||
657-508 | 6 | Cypress | CA | LSANCAJW7MD | 939H COMMIO, LLC | 730 | |||
657-508 | 7 | Cypress | CA | LSANCAJWDS9 | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 730 | |||
657-508 | 8 | Cypress | CA | TRNECAGBGT3 | 6529 T-MOBILE USA, INC. | 730 | |||
657-508 | 9 | Cypress | CA | TRNECAGBGT3 | 6529 T-MOBILE USA, INC. | 730 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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