Local Calling Guide

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

NXX: 526

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-526 A Herndon VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-526 0 Herndon VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2014-08-03   
571-526 1 Herndon VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2014-07-31   
571-526 2 Herndon VA LARLMDCC5MD  7769 LEVEL 3 TELECOM OF VIRGINIA, LLC - VA 236   2013-10-10   
571-526 3 Herndon VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2013-10-08   
571-526 4 Herndon VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2013-10-13   
571-526 5 Herndon VA   515J IP HORIZON LLC 236   2013-07-11   
571-526 6 Herndon VA STNGVA08AMD  4534 PAETEC COMMUNICATIONS OF VIRGINIA, LLC - VA 236   2013-06-18   
571-526 7 Herndon VA STNGVA08AMD  4534 PAETEC COMMUNICATIONS OF VIRGINIA, LLC - VA 236   2013-06-18   
571-526 8 Herndon VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2013-08-14   
571-526 9 Herndon VA WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2013-10-01   

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

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