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| Raw Number | 351221 |
| Basic Format | 351-221 |
| NPA (Area Code) | 351 |
| NXX | 221 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|
| 351-221-0XXX | 939H | COMMIO, LLC | LOWELL | AS | 09/17/2021 | MA | NE | 11/20/2021 |
| 351-221-1XXX | 939H | COMMIO, LLC | LOWELL | AS | 09/17/2021 | MA | NE | 11/20/2021 |
| 351-221-2XXX | 939H | COMMIO, LLC | LOWELL | AS | 09/17/2021 | MA | NE | 11/20/2021 |
| 351-221-3XXX | 6889 | OMNIPOINT MIAMI E LICENSE, LLC | LOWELL | AS | 08/26/2022 | MA | NE | 09/24/2022 |
| 351-221-4XXX | 939H | COMMIO, LLC | LOWELL | AS | 02/05/2024 | MA | NE | 03/04/2024 |
| 351-221-5XXX | 624H | ONVOY SPECTRUM, LLC | LOWELL | AS | 12/23/2021 | MA | NE | 01/22/2022 |
| 351-221-6XXX | 624H | ONVOY SPECTRUM, LLC | LOWELL | AS | 12/23/2021 | MA | NE | 01/22/2022 |
| 351-221-7XXX | 892D | ONVOY, LLC - MA | LOWELL | AS | 11/18/2022 | MA | NE | 12/18/2022 |
| 351-221-8XXX | 892D | ONVOY, LLC - MA | LOWELL | AS | 11/18/2022 | MA | NE | 12/18/2022 |
| 351-221-9XXX | 268F | PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA | LOWELL | AS | 11/04/2021 | MA | NE | 12/02/2021 |
| 351-221-XXXX | 939H | COMMIO, LLC | LOWELL | AS | 09/17/2021 | MA |
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