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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
773-237ILILLINOIS BELL TEL CO (AT&T)9329CHICGOZN05CHCGILMEDS000/00/0000Prefix Type: RBOC
Switch Name: CHCG MERRIMAC
Switch Type: 5ESS
LATA: Chicago IL METRO (358)
Tandem: CHCGILWB55T
Detailed Switch Info
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