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| Raw Number | 620406 |
| Basic Format | 620-406 |
| NPA (Area Code) | 620 |
| NXX | 406 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date | Block Available Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 620-406-0XXX | 624H | ONVOY SPECTRUM, LLC | TREECE | AS | 12/23/2024 | TREECE | KS | SW | 01/22/2025 | |
| 620-406-1XXX | 478J | NUSO, LLC | TREECE | AS | 08/31/2020 | TREECE | KS | SW | 10/27/2020 | |
| 620-406-2XXX | 986E | BANDWIDTH.COM CLEC, LLC - KS | TREECE | AS | 06/22/2021 | TREECE | KS | SW | 07/18/2021 | |
| 620-406-3XXX | 478J | NUSO, LLC | TREECE | AS | 11/28/2023 | TREECE | KS | SW | 12/22/2023 | |
| 620-406-4XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-5XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-6XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-7XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-8XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-9XXX | 478J | NUSO, LLC | TREECE | AV | TREECE | KS | SW | 10/28/2020 | ||
| 620-406-XXXX | 478J | NUSO, LLC | TREECE | AS | 08/28/2020 | TREECE | KS |
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