Local Calling Guide

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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-375 A Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-375 0 Herndon VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2012-11-22   
571-375 1 Herndon VA FLCHVA19DS0  7189 COX VIRGINIA TELCOM, INC. - VA 236   2013-06-27   
571-375 2 Herndon VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2012-10-12   
571-375 3 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2012-07-28   
571-375 4 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-11   
571-375 5 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-09-11   
571-375 6 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2014-07-01   
571-375 7 Herndon VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2014-03-25   
571-375 8 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2014-04-17   
571-375 9 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-10-10   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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