npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
641-753 | IA | QWEST CORPORATION | 9631 | MARSHALLTN | MRTWIASODS0 | 04/24/2001 | Prefix Type: RBOC Switch Name: MARSHALLTOWN Switch Type: Northern Telecom DMS100 (Digital) LATA: Des Moines IA (632) Tandem: DESMIADT18T Detailed Switch Info |