npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
773-846 | IL | ILLINOIS BELL TEL CO (AT&T) | 9329 | CHICGOZN07 | CHCGILSTCG0 | 00/00/0000 | Prefix Type: RBOC Switch Name: N/A Switch Type: WECO 1AESS LATA: Chicago IL METRO (358) Tandem: N/A Detailed Switch Info |