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| Raw Number | 815743 |
| Basic Format | 815-743 |
| NPA (Area Code) | 815 |
| NXX | 743 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 815-743-0XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-1XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-2XXX | 224C | ONVOY, LLC | GRAYMONT | AS | 06/18/2019 | GRAYMONT | IL | MW | 07/15/2019 |
| 815-743-3XXX | 224C | ONVOY, LLC | GRAYMONT | AS | 11/28/2018 | GRAYMONT | IL | MW | 01/17/2019 |
| 815-743-4XXX | 508J | CENTURYLINK COMMUNICATIONS, LLC | GRAYMONT | AS | 08/13/2014 | GRAYMONT | IL | MW | 09/12/2014 |
| 815-743-5XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-6XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-7XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-8XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-9XXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | RT | GRAYMONT | IL | MW | ||
| 815-743-XXXX | 1073 | FRONTIER COMMUNICATIONS-PRAIRIE, INC. | GRAYMONT | AS | GRAYMONT | IL |
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