Local Calling Guide
Area code/prefix search
NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]
NXX: 679
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
423-679 | A | Ooltewah | TN | CHTGTNNSXKY | 525E ONVOY, LLC - TN | 472 | |||
423-679 | 1 | Ooltewah | TN | CHTGTNNSXMZ | 624H ONVOY SPECTRUM, LLC | 472 | 2023-06-17 | ||
423-679 | 2 | Ooltewah | TN | 490J DISH WIRELESS, LLC | 472 | 2024-07-31 | |||
423-679 | 3 | Ooltewah | TN | CHTGTNNSXKY | 525E ONVOY, LLC - TN | 472 | 2021-07-11 | ||
423-679 | 4 | Ooltewah | TN | CHTGTNNSXKY | 525E ONVOY, LLC - TN | 472 | 2021-07-11 | ||
423-679 | 5 | Ooltewah | TN | 490J DISH WIRELESS, LLC | 472 | 2024-03-31 | |||
423-679 | 7 | Ooltewah | TN | CHTGTNNSXTZ | 506J TWILIO INTERNATIONAL, INC. | 472 | 2021-08-08 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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