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npa-nxx | State | Company | OCN | Rate Center | CLLI | Assign Date | Misc |
312-555 | IL | MULTIPLE OCN LISTING | MULT | DIR ASST | CHCGILWB50T | 00/00/0000 | Prefix Type: UNKNOWN Switch Name: CHCZ 1 Switch Type: Northern Telecom DMS200 (Digital) Host LATA: N/A Tandem: N/A Detailed Switch Info |
773-210 | IL | ILLINOIS BELL TEL CO (AT&T) | 9329 | CHICGOZN01 | CHCGILWB50T | 00/00/0000 | Prefix Type: RBOC Switch Name: CHCZ 1 Switch Type: Northern Telecom DMS200 (Digital) Host LATA: Chicago IL METRO (358) Tandem: N/A Detailed Switch Info |
773-555 | IL | MULTIPLE OCN LISTING | MULT | DIR ASST | CHCGILWB50T | 00/00/0000 | Prefix Type: UNKNOWN Switch Name: CHCZ 1 Switch Type: Northern Telecom DMS200 (Digital) Host LATA: N/A Tandem: N/A Detailed Switch Info |