npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
312-377 | IL | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | CHICGOZN01 | WDDLILCBDS0 | 00/00/0000 | Prefix Type: CLEC Switch Name: CHICAGO Switch Type: NORTEL DMS 500 LATA: Chicago IL METRO (358) Tandem: N/A Detailed Switch Info |