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| Raw Number | 435866 |
| Basic Format | 435-866 |
| NPA (Area Code) | 435 |
| NXX | 866 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 435-866-0XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-1XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-2XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-3XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-4XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-5XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-6XXX | 965H | FRACTEL, LLC | PORTAGE | AS | 08/10/2021 | PORTAGE | UT | WE | 09/06/2021 |
| 435-866-7XXX | 871E | ONVOY, LLC - UT | PORTAGE | AS | 11/21/2022 | PORTAGE | UT | WE | 12/19/2022 |
| 435-866-8XXX | 871E | ONVOY, LLC - UT | PORTAGE | AS | 10/10/2022 | PORTAGE | UT | WE | 10/26/2022 |
| 435-866-9XXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | RT | PORTAGE | UT | WE | ||
| 435-866-XXXX | 4429 | CITIZENS TELECOM-UTAH DBA FRONTIER COMM OF UT | PORTAGE | AS | PORTAGE | UT |
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