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: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 793

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-793 A Olmsted Falls OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320      
440-793 1 Olmsted Falls OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 320   2010-09-26   
440-793 4 Olmsted Falls OH   793K TWC IP ENABLED SERVICES, LLC 320   2005-04-27   
440-793 5 Olmsted Falls OH   516C AT&T CORP. 320   2009-10-15   
440-793 6 Olmsted Falls OH   318J COMCAST IP PHONE, LLC 320   2005-10-24   
440-793 7 Olmsted Falls OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320   2007-05-13   
440-793 8 Olmsted Falls OH   001F BANDWIDTH.COM CLEC, LLC - OH 320   2010-10-16   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.