| npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
| 605-438 | SD | INTERSTATE TELECOMMUNICATIONS COOPERATIVE, INC. | 907D | MILBANK | CLLKSDXADS0 | 05/12/2006 | Prefix Type: UNKNOWN Switch Name: CLEAR LAKE Switch Type: N/A LATA: South Dakota (640) Tandem: N/A Detailed Switch Info |
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Last Updated: Sat Nov 23 07:44:14 2024