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: 798

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-798 A Dexter City OH CLMBOHLTGMD  495J STRATUS NETWORKS 324      
740-798 1 Dexter City OH CLMBOHLTGMD  495J STRATUS NETWORKS 324   2021-05-05   
740-798 7 Dexter City OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2022-03-03   

Last updated: Wed, 07 Feb 2024 04:12:25 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.