npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
817-931 | TX | SOUTHWESTERN BELL | 9533 | EULESS | FTWOTXEUDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: FORT WORTH EULESS Switch Type: Northern Telecom DMS10S LATA: Dallas TX (552) Tandem: N/A Detailed Switch Info |