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: 496

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-496 A Culpeper VA CLPPVA94DS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 246      
540-496 0 Culpeper VA CLPPVA94DS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 246   2016-07-16   
540-496 1 Culpeper VA CLPPVA94DS0  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 246   2016-07-16   
540-496 7 Culpeper VA CLPPVACUVMD  551G NUSO, LLC 246   2018-11-07   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.