npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
313-881 | MI | MICHIGAN BELL TEL CO (AT&T) | 9323 | DETROITZN2 | DTRTMINIDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: DTRT NIAGARA Switch Type: 5ESS LATA: Detroit MI (340) Tandem: DTRTMIVW20T Detailed Switch Info |