npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
563-582 | IA | QWEST CORPORATION | 9631 | DUBUQUE | DUBQIATCDS0 | 00/00/0000 | Prefix Type: RBOC Switch Name: DUBUQUE-DOWNTOWN Switch Type: Northern Telecom DMS100 (Digital) LATA: Davenport IA (634) Tandem: DVNPIAEA17T Detailed Switch Info |