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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-427 A Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 0 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 1 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 2 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 3 Olmsted Falls OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2012-10-13   
440-427 4 Olmsted Falls OH CLEVOH62X0Z  001F BANDWIDTH.COM CLEC, LLC - OH 320   2013-07-27   
440-427 5 Olmsted Falls OH CLEVOH6207Z  318J COMCAST IP PHONE, LLC 320   2013-12-31   
440-427 6 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 7 Olmsted Falls OH CLEVOH62XQZ  508J CENTURYLINK COMMUNICATIONS, LLC 320   2014-07-18   
440-427 8 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      
440-427 9 Olmsted Falls OH OLFLOH23RS2  9321 OHIO BELL TEL CO 320      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.