npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
605-783 | SD | INTERSTATE TELECOM COOP, INC. - SD | 1651 | HAYTI | CLRKSDXADS0 | 00/00/0000 | Prefix Type: ICO Switch Name: CLARK Switch Type: Northern Telecom DMS10 (Digital) LATA: South Dakota (640) Tandem: N/A Detailed Switch Info |