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: 722

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-722 A Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 0 Washington Zone 17 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-722 1 Washington Zone 17 VA HRNDVACKAMD  1960 ATX TELECOMMUNICATIONS SERVICES, LTD. - VA 236      
571-722 2 Washington Zone 17 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-722 3 Washington Zone 17 VA BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
571-722 4 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 5 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 6 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 7 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 8 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-722 9 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.