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| Raw Number | 308257 |
| Basic Format | 308-257 |
| NPA (Area Code) | 308 |
| NXX | 257 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 308-257-0XXX | 073H | TELNYX LLC | NO PLATTE | AS | 08/03/2023 | NORTH PLATTE | NE | WE | 09/01/2023 |
| 308-257-1XXX | 318J | COMCAST IP PHONE, LLC | NO PLATTE | AS | 04/04/2023 | NORTH PLATTE | NE | WE | 06/04/2023 |
| 308-257-2XXX | 549E | ONVOY, LLC - NE | NO PLATTE | AS | 03/20/2024 | NORTH PLATTE | NE | WE | 04/13/2024 |
| 308-257-3XXX | 549E | ONVOY, LLC - NE | NO PLATTE | AS | 04/17/2024 | NORTH PLATTE | NE | WE | 05/11/2024 |
| 308-257-4XXX | 5562 | METROPCS, INC. | NO PLATTE | AS | 03/26/2025 | NORTH PLATTE | NE | WE | 05/07/2025 |
| 308-257-5XXX | 549E | ONVOY, LLC - NE | NO PLATTE | AS | 11/05/2025 | NORTH PLATTE | NE | WE | 11/29/2025 |
| 308-257-6XXX | 6701 | AERIAL COMMUNICATIONS, INC. | NO PLATTE | AS | 03/19/2025 | NORTH PLATTE | NE | WE | 04/30/2025 |
| 308-257-7XXX | 624H | ONVOY SPECTRUM, LLC | NO PLATTE | AS | 12/04/2024 | NORTH PLATTE | NE | WE | 01/03/2025 |
| 308-257-8XXX | 549E | ONVOY, LLC - NE | NO PLATTE | AS | 06/05/2024 | NORTH PLATTE | NE | WE | 06/29/2024 |
| 308-257-9XXX | 6534 | NEW CINGULAR WIRELESS PCS, LLC - IL | NO PLATTE | AS | 08/01/2024 | NORTH PLATTE | NE | WE | 08/31/2024 |
| 308-257-XXXX | 318J | COMCAST IP PHONE, LLC | NO PLATTE | AS | 04/04/2023 | NORTH PLATTE | NE |
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