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| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 806-248 | TX | VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW (Windstream Holdings) | 1163 | GROOM | GROMTXXARS0 | 00/00/0000 | Prefix Type: ICO Switch Name: GROOM Switch Type: Northern Telecom DMS10 RSLE LATA: N/A Tandem: N/A Detailed Switch Info |
| 806-526 | TX | CENTURYLINK COMMUNICATIONS, LLC (CenturyLink, Inc) | 508J | GROOM | AMRLTX02X4Y | 10/26/2017 | Prefix Type: IPES Switch Name: AMARILLO Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |
| 806-820 | TX | AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX | 0132 | GROOM | MMPHTXXA2MD | 07/21/2008 | Prefix Type: CLEC Switch Name: N/A Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |