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: 765

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-765 A Salem VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-765 0 Salem VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244   2016-08-11   
540-765 1 Salem VA RONKVALKX0Y  8357 US LEC OF VIRGININA, LLC 244   2005-07-10   
540-765 2 Salem VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2006-08-10   
540-765 3 Salem VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2014-10-24   
540-765 4 Salem VA RONKVALKXJY  8825 LEVEL 3 COMMUNICATIONS, LLC - VA 244   2003-08-20   
540-765 5 Salem VA RONKVALKXXY  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 244   2008-09-08   
540-765 6 Salem VA RONKVALKXXY  367E YMAX COMMUNICATIONS CORP. OF VIRGINIA - VA 244   2008-09-08   
540-765 7 Salem VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-765 8 Salem VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      
540-765 9 Salem VA RCMTVAXA5MD  6283 UNITED STATES CELLULAR - VA 244      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.