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: 487

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-487 A Arcola VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-487 0 Arcola VA WASHDC125MD  197D VONAGE AMERICA LLC 236      
571-487 1 Arcola VA WASHDC125MD  197D VONAGE AMERICA LLC 236      
571-487 2 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 3 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 4 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 5 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 6 Arcola VA WASHDCSWMMD  624H ONVOY SPECTRUM, LLC 236      
571-487 7 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 8 Arcola VA VINNVACBDS0  138E ONVOY, LLC - VA 236      
571-487 9 Arcola VA WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.