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: 674

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-674 A Braddock VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-06-08   
571-674 0 Braddock VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-06-08   
571-674 1 Braddock VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-06-30   
571-674 2 Braddock VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2024-06-30   
571-674 3 Braddock VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-01-15   
571-674 5 Braddock VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-12-26   
571-674 6 Braddock VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-12-26   
571-674 7 Braddock VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-08-03   
571-674 8 Braddock VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-06-29   
571-674 9 Braddock VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-06-29   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.