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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
956-390TXSOUTHWESTERN BELL9533HARLINGENHRLNTXHG03T00/00/0000Prefix Type: RBOC
Switch Name: Harlingen Tandem
Switch Type: Northern Telecom DMS200 (Digital) Host
LATA: Brownsville TX (568)
Tandem: HRLNTXHG03T
Detailed Switch Info
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