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: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-404 A Braddock VA ARTNVAARX8X  551G NUSO, LLC 236      
571-404 0 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-404 1 Braddock VA ARTNVAARX8X  551G NUSO, LLC 236      
571-404 2 Braddock VA BTVLMD127MD  5562 METROPCS, INC. 236      
571-404 3 Braddock VA WASHDCINDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
571-404 4 Braddock VA ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
571-404 5 Braddock VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
571-404 6 Braddock VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-404 7 Braddock VA   5832 CORETEL VIRGINIA, LLC - VA 236      
571-404 8 Braddock VA   5832 CORETEL VIRGINIA, LLC - VA 236      
571-404 9 Braddock VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.