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| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 430-304 | TX | ONVOY, LLC - TX (Sinch) | 903C | POINT | DLLSTXALDS4 | 03/09/2016 | Prefix Type: CLEC Switch Name: DALLAS Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |
| 903-598 | TX | FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications) | 2154 | POINT | PONTTXXARS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: POINT Switch Type: NTDMSRLC LATA: N/A Tandem: DLLSTXTA05T Detailed Switch Info |
| 903-604 | TX | MATRIX TELECOM, LLC. S/I/I TNCI - TX | 7715 | POINT | DLLSTXBKDS1 | 09/25/2008 | Prefix Type: CLEC Switch Name: DALLAS Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |
| 903-964 | TX | LEVEL 3 COMMUNICATIONS, LLC - TX (Lumen Technologies, Inc) | 6114 | POINT | DLLATX37DS6 | 00/00/0000 | Prefix Type: CLEC Switch Name: DALLAS Switch Type: N/A LATA: N/A Tandem: N/A Detailed Switch Info |