npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
309-596 | IL | VIOLA HOME TEL. CO. | 1087 | VIOLA | VIOLILXDDS0 | 00/00/0000 | Prefix Type: ICO Switch Name: VIOLA Switch Type: Northern Telecom DMS10 (Digital) LATA: Davenport IA (634) Tandem: N/A Detailed Switch Info |