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: 703 [Rate centres in NPA 703] [Dial plan for NPA 703]

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
703-336 A Washington Zone 17 VA ARTNVACKDS2  7421 AT&T - LOCAL 236      
703-336 0 Washington Zone 17 VA ARTNVACKDS2  7421 AT&T - LOCAL 236      
703-336 1 Washington Zone 17 VA ARTNVACKDS2  7421 AT&T - LOCAL 236      
703-336 2 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
703-336 3 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
703-336 4 Washington Zone 17 VA ARTNVACKDS2  7421 AT&T - LOCAL 236      
703-336 5 Washington Zone 17 VA ARTNVACKDS2  7421 AT&T - LOCAL 236      
703-336 6 Washington Zone 17 VA WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
703-336 7 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      
703-336 8 Washington Zone 17 VA WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
703-336 9 Washington Zone 17 VA WASKDCFNAMD  6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.