Local Calling Guide

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

NXX: 561

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-561 A Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-561 0 Haymarket VA VINNVACBAMD  515J IP HORIZON LLC 236   2021-08-21   
571-561 1 Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2021-03-14   
571-561 2 Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2021-03-14   
571-561 3 Haymarket VA WASHDC127MD  073H TELNYX LLC 236   2021-12-10   
571-561 4 Haymarket VA BTVLMD12CM9  5562 METROPCS, INC. 236   2021-12-09   
571-561 5 Haymarket VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-05-21   
571-561 6 Haymarket VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-20   
571-561 7 Haymarket VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236   2021-11-20   
571-561 8 Haymarket VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-08-24   
571-561 9 Haymarket VA   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2021-12-09   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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