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: 567

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-567 A Lewisville OH LWVLOH56RS1  9321 OHIO BELL TEL CO 324      
740-567 0 Lewisville OH LWVLOH56RS1  9321 OHIO BELL TEL CO 324      
740-567 1 Lewisville OH   624H ONVOY SPECTRUM, LLC 324      
740-567 2 Lewisville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-567 3 Lewisville OH LWVLOH56RS1  9321 OHIO BELL TEL CO 324      
740-567 4 Lewisville OH LWVLOH56RS1  9321 OHIO BELL TEL CO 324      
740-567 5 Lewisville OH   793K TWC IP ENABLED SERVICES, LLC 324      
740-567 6 Lewisville OH   515J IP HORIZON LLC 324      
740-567 7 Lewisville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
740-567 8 Lewisville OH   515J IP HORIZON LLC 324      
740-567 9 Lewisville OH   145J TERRA NOVA TELECOM INC. 324      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.