Warning: site is in maintainance mode, data may not be accurate and some queries may not work!
| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 605-668 | SD | QWEST CORPORATION | 9631 | YANKTON | YNTNSDCODS1 | 00/00/0000 | Prefix Type: RBOC Switch Name: YANKTON Switch Type: WECO 5ESS (Digital) LATA: South Dakota (640) Tandem: SXFLSDCO09T Detailed Switch Info |
