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| Raw Number | 840278 |
| Basic Format | 840-278 |
| NPA (Area Code) | 840 |
| NXX | 278 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 840-278-0XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-1XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-2XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-3XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-4XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-5XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-6XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 08/20/2025 | ARROWHEAD | CA | WC | 09/14/2025 |
| 840-278-7XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 06/18/2025 | ARROWHEAD | CA | WC | 08/15/2025 |
| 840-278-8XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 06/18/2025 | ARROWHEAD | CA | WC | 08/15/2025 |
| 840-278-9XXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 06/18/2025 | ARROWHEAD | CA | WC | 08/15/2025 |
| 840-278-XXXX | 6529 | T-MOBILE USA, INC. | ARROWHEAD | AS | 06/18/2025 | ARROWHEAD | CA |
Reports