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| Raw Number | 620740 |
| Basic Format | 620-740 |
| NPA (Area Code) | 620 |
| NXX | 740 |
| NPA-NXX-X | OCN | Company | Rate Center | Use Type | Assign Date | City | State | Region | Block Effective Date |
|---|---|---|---|---|---|---|---|---|---|
| 620-740-0XXX | 6267 | UNITED STATES CELLULAR - KS | HARPER | RT | HARPER | KS | SW | ||
| 620-740-1XXX | 018H | PEERLESS NETWORK OF KANSAS, LLC - KS | HARPER | AS | 01/20/2016 | HARPER | KS | SW | 02/15/2016 |
| 620-740-2XXX | 205F | ONVOY, LLC - KS | HARPER | AS | 04/20/2017 | HARPER | KS | SW | 05/02/2017 |
| 620-740-3XXX | 073H | TELNYX LLC | HARPER | AS | 05/08/2019 | HARPER | KS | SW | 05/20/2019 |
| 620-740-4XXX | 986E | BANDWIDTH.COM CLEC, LLC - KS | HARPER | AS | 06/07/2021 | HARPER | KS | SW | 07/04/2021 |
| 620-740-5XXX | 516C | AT&T ENTERPRISES, LLC | HARPER | AS | 07/30/2024 | HARPER | KS | SW | 09/16/2024 |
| 620-740-6XXX | 6701 | AERIAL COMMUNICATIONS, INC. | HARPER | AS | 03/21/2025 | HARPER | KS | SW | 04/18/2025 |
| 620-740-7XXX | 508J | CENTURYLINK COMMUNICATIONS, LLC | HARPER | AS | 02/10/2014 | HARPER | KS | SW | 03/07/2014 |
| 620-740-8XXX | 205F | ONVOY, LLC - KS | HARPER | AS | 03/22/2019 | HARPER | KS | SW | 04/09/2019 |
| 620-740-9XXX | 205F | ONVOY, LLC - KS | HARPER | AS | 03/22/2019 | HARPER | KS | SW | 04/09/2019 |
| 620-740-XXXX | 6267 | UNITED STATES CELLULAR - KS | HARPER | AS | HARPER | KS |
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