Local Calling Guide
Area code/prefix search
NPA: 623 [Rate centres in NPA 623] [Dial plan for NPA 623]
NXX: 456
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
623-456 | A | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-06-30 | |||
623-456 | 0 | Phoenix | AZ | 6010 NEW CINGULAR WIRELESS PCS, LLC | 666 | 2025-07-01 | |||
623-456 | 1 | Phoenix | AZ | 6010 NEW CINGULAR WIRELESS PCS, LLC | 666 | 2025-07-01 | |||
623-456 | 2 | Phoenix | AZ | 6010 NEW CINGULAR WIRELESS PCS, LLC | 666 | 2025-07-01 | |||
623-456 | 3 | Phoenix | AZ | 6010 NEW CINGULAR WIRELESS PCS, LLC | 666 | 2025-07-01 | |||
623-456 | 4 | Phoenix | AZ | 6010 NEW CINGULAR WIRELESS PCS, LLC | 666 | 2025-07-01 | |||
623-456 | 5 | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-06-30 | |||
623-456 | 6 | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-08-01 | |||
623-456 | 7 | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-08-29 | |||
623-456 | 8 | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-10-01 | |||
623-456 | 9 | Phoenix | AZ | 490J DISH WIRELESS, LLC | 666 | 2025-10-27 |
Last updated: Sun, 01 Jun 2025 02:18:11 UTC
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