npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
815-772 | IL | CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL (Frontier Communications) | 1183 | MORRISON | MRSNILXADS0 | 00/00/0000 | Prefix Type: ICO Switch Name: MORRISON Switch Type: Stromberg Carlson DCO Digital LATA: Sterling IL (364) Tandem: N/A Detailed Switch Info |