npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
817-622 | TX | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | ARLINGTON | DLLSTXSQDS0 | 10/29/2002 | Prefix Type: CLEC Switch Name: DALLAS Switch Type: N/A LATA: Dallas TX (552) Tandem: N/A Detailed Switch Info |