Local Calling Guide

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

NXX: 563

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-563 A Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236      
571-563 0 Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-10-14   
571-563 1 Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-10-14   
571-563 2 Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-10-14   
571-563 3 Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-10-14   
571-563 4 Herndon VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2022-10-14   
571-563 5 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2022-11-18   
571-563 6 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2022-11-18   
571-563 7 Herndon VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2022-11-28   
571-563 8 Herndon VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2023-01-05   
571-563 9 Herndon VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-09-19   

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

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