npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
307-637 | WY | QWEST CORPORATION | 9636 | CHEYENNE | CHYNWYMARS2 | 00/00/0000 | Prefix Type: RBOC Switch Name: N/A Switch Type: Automatic Call Distributor LATA: Wyoming (654) Tandem: N/A Detailed Switch Info |