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: 844

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-844 A Norwich OH NRWCOH87RS1  9321 OHIO BELL TEL CO 324      
740-844 0 Norwich OH NRWCOH87RS1  9321 OHIO BELL TEL CO 324      
740-844 1 Norwich OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-844 3 Norwich OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2014-04-05   
740-844 5 Norwich OH CLMDOH448MD  073H TELNYX LLC 324   2017-08-01   
740-844 6 Norwich OH CLMBOH11XJZ  516C AT&T CORP. 324   2024-08-12   
740-844 7 Norwich OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-07   
740-844 8 Norwich OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-844 9 Norwich OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324   2004-03-17   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.