npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
307-577 | WY | QWEST CORPORATION | 9636 | CASPER | CSPRWYMADS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: CASPER Switch Type: WECO 5ESS (Digital) LATA: Wyoming (654) Tandem: CSPRWYMA03T Detailed Switch Info |