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: 835

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-835 A Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-835 0 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2012-01-19   
571-835 1 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236   2013-08-29   
571-835 2 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236   2013-08-29   
571-835 3 Washington Zone 17 VA BTVLMD127MD  5562 METROPCS, INC. 236   2013-09-13   
571-835 4 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2013-09-12   
571-835 5 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2013-10-15   
571-835 6 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2016-11-21   
571-835 7 Washington Zone 17 VA MCLNVALVDS0  9213 VERIZON VIRGINIA, INC. 236   2012-04-19   
571-835 8 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   
571-835 9 Washington Zone 17 VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2012-04-12   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.