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| Raw Number | 227304 |
| Basic Format | 227-304 |
| NPA (Area Code) | 227 |
| NXX | 304 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 227-304-0XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-1XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-2XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-3XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-4XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-5XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-6XXX | 6395 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD | WSNGTNZN10 | AS | 12/16/2025 | WASHINGTON ZONE 10 | MD | MA | 01/15/2026 |
| 227-304-7XXX | 4036 | NEW CINGULAR WIRELESS PCS, LLC - DC | WSNGTNZN10 | AS | 11/24/2025 | WASHINGTON ZONE 10 | MD | MA | 12/23/2025 |
| 227-304-8XXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSNGTNZN10 | AS | 10/20/2025 | WASHINGTON ZONE 10 | MD | MA | 12/15/2025 |
| 227-304-9XXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSNGTNZN10 | AS | 10/20/2025 | WASHINGTON ZONE 10 | MD | MA | 12/15/2025 |
| 227-304-XXXX | 6855 | OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC | WSNGTNZN10 | AS | 10/20/2025 | WASHINGTON ZONE 10 | MD |
Reports