Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 592

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-592 A Occoquan VA ARTNVAARX5Y  939H COMMIO, LLC 236      
571-592 0 Occoquan VA ARTNVAARX5Y  939H COMMIO, LLC 236   2023-01-13   
571-592 1 Occoquan VA ARTNVAARX5Y  939H COMMIO, LLC 236   2023-01-13   
571-592 2 Occoquan VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-05-18   
571-592 3 Occoquan VA   939H COMMIO, LLC 236   2024-02-09   
571-592 4 Occoquan VA   939H COMMIO, LLC 236   2024-02-09   
571-592 5 Occoquan VA   939H COMMIO, LLC 236   2024-02-09   
571-592 6 Occoquan VA   939H COMMIO, LLC 236   2024-02-09   
571-592 7 Occoquan VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-08-24   
571-592 8 Occoquan VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-08-24   
571-592 9 Occoquan VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-08-24   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.