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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
517-437MIMICHIGAN BELL TEL CO (AT&T)9323HILLSDALEHLDLMIMNRSA00/00/0000Prefix Type: RBOC
Switch Name: HILLSDALE RSA
Switch Type: N/A
LATA: Lansing MI (346)
Tandem: LNNGMIMN20T
Detailed Switch Info
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