npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
217-924 | IL | MONTROSE MUTUAL TEL. CO. | 1058 | MONTROSE | MTRSILXCRS0 | 00/00/0000 | Prefix Type: ICO Switch Name: MONTROSE Switch Type: Northern Telecom Remote Switching Center LATA: Mattoon IL (976) Tandem: N/A Detailed Switch Info |