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: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 887

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-887 A Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 0 Londonderry OH CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2007-10-16   
740-887 1 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 2 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 3 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 4 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 5 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 6 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 7 Londonderry OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2024-02-25   
740-887 8 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      
740-887 9 Londonderry OH LDRYOHXARS1  0597 CHILLICOTHE TEL. CO. 324      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.