Local Calling Guide

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

NXX: 401

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-401 A Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-401 0 Herndon VA WASHDC127MD  073H TELNYX LLC 236   2019-01-23   
571-401 1 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2019-06-06   
571-401 2 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 3 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 4 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 5 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 6 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2018-12-30   
571-401 7 Herndon VA WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2019-03-08   
571-401 8 Herndon VA MCLNVA23DS4  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 236   2019-05-25   
571-401 9 Herndon VA WASHDC12DS6  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2019-07-10   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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