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npa-nxxStateCompanyOCNRate CenterCLLIAssign DateMisc
202-267DCVERIZON WASHINGTON DC, INC. (Verizon Communications)9211WSHNGTNZN1WASHDCSWDSA00/00/0000Prefix Type: RBOC
Switch Name: SOUTHWEST 1
Switch Type: NTDMS1/2
LATA: Washington DC METRO (includes MD (236)
Tandem: N/A
Detailed Switch Info
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