npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
712-837 | IA | RIVER VALLEY TELECOMMUNICATIONS COOP. | 1189 | RUTHVEN | RTHVIAXODS0 | 00/00/0000 | Prefix Type: ICO Switch Name: RUTHVEN Switch Type: Stromberg Carlson DCO Digital LATA: Sioux City IA (630) Tandem: N/A Detailed Switch Info |