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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-358 A Manassas VA MNSSVAXASMD  7189 COX VIRGINIA TELCOM, INC. - VA 236      
571-358 0 Manassas VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-358 1 Manassas VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-358 2 Manassas VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-358 3 Manassas VA STNGVA08AMD  4534 PAETEC COMMUNICATIONS OF VIRGINIA, LLC - VA 236      
571-358 4 Manassas VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
571-358 5 Manassas VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-358 6 Manassas VA MNSSVAXASMD  7189 COX VIRGINIA TELCOM, INC. - VA 236      
571-358 7 Manassas VA BTVLMD18GT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
571-358 8 Manassas VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      
571-358 9 Manassas VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.