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npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
972-913 | TX | SOUTHWESTERN BELL | 9533 | DALLAS | DLLSTXRYDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: Rylie Switch Type: WECO 5ESS (Digital) LATA: N/A Tandem: DLLSTXRI01T Detailed Switch Info |