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: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 813

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-813 A Dublin VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-813 0 Dublin VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-813 1 Dublin VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-813 2 Dublin VA RONKVALKX1Z  138E ONVOY, LLC - VA 244      
540-813 3 Dublin VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244      
540-813 4 Dublin VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244      
540-813 5 Dublin VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244      
540-813 8 Dublin VA   138E ONVOY, LLC - VA 244      
540-813 9 Dublin VA RONKVAGEDS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 244      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.