npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
507-394 | MN | NORTHERN IOWA TEL. CO. | 1259 | NOLTL ROCK | LTRKIAXOCG0 | 00/00/0000 | Prefix Type: ICO Switch Name: N/A Switch Type: Northern Telecom DMS10 (Digital) LATA: Sioux City IA (630) Tandem: N/A Detailed Switch Info |