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| Raw Number | 331356 |
| Basic Format | 331-356 |
| NPA (Area Code) | 331 |
| NXX | 356 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 331-356-0XXX | 515J | IP HORIZON LLC | BARTLETT | AS | 05/20/2021 | BARTLETT | IL | MW | 06/13/2021 |
| 331-356-1XXX | 197D | VONAGE AMERICA LLC | BARTLETT | AS | 09/16/2020 | BARTLETT | IL | MW | 10/15/2020 |
| 331-356-2XXX | 6529 | T-MOBILE USA, INC. | BARTLETT | AS | 06/25/2021 | BARTLETT | IL | MW | 07/24/2021 |
| 331-356-3XXX | 6529 | T-MOBILE USA, INC. | BARTLETT | AS | 06/25/2021 | BARTLETT | IL | MW | 07/24/2021 |
| 331-356-4XXX | 6529 | T-MOBILE USA, INC. | BARTLETT | AS | 06/25/2021 | BARTLETT | IL | MW | 07/24/2021 |
| 331-356-5XXX | 197D | VONAGE AMERICA LLC | BARTLETT | AS | 09/16/2020 | BARTLETT | IL | MW | 10/15/2020 |
| 331-356-6XXX | 6529 | T-MOBILE USA, INC. | BARTLETT | AS | 06/25/2021 | BARTLETT | IL | MW | 07/24/2021 |
| 331-356-7XXX | 965H | FRACTEL, LLC | BARTLETT | AS | 10/11/2019 | BARTLETT | IL | MW | 12/10/2019 |
| 331-356-8XXX | 965H | FRACTEL, LLC | BARTLETT | AS | 10/11/2019 | BARTLETT | IL | MW | 12/10/2019 |
| 331-356-9XXX | 965H | FRACTEL, LLC | BARTLETT | AS | 07/08/2020 | BARTLETT | IL | MW | 08/07/2020 |
| 331-356-XXXX | 965H | FRACTEL, LLC | BARTLETT | AS | 10/10/2019 | BARTLETT | IL |
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