Local Calling Guide

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

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-933 A Dulles Metro VA   829J PAETEC ITEL, LLC 236   2025-04-02   
571-934 A Dulles VA   829J PAETEC ITEL, LLC 236   2025-04-02   
571-946 A Manassas VA ARTNVAARXBY  965H FRACTEL, LLC 236      
571-969 A Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-970 A Washington Zone 8 VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
571-977 A Washington Zone 8 VA ARTNVAARXBY  965H FRACTEL, LLC 236      
571-982 A Washington Zone 8 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-989 A Dale City VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-991 A Dale City VA BTVLMD12CM9  5562 METROPCS, INC. 236      
571-992 A Washington Zone 19 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-998 A Independent Hill VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-999 A Washington Zone 17 VA VINNVACBDS0  138E ONVOY, LLC - VA 236      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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