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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
972-574TXFRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS (Frontier Communications)4344DLFTWTARPTDFIATXXADS000/00/0000Prefix Type: RBOC
Switch Name: DFW AIRPORT
Switch Type: NTDMS100
LATA: Dallas TX (552)
Tandem: IRNGTXXB01T
Detailed Switch Info
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