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: 588

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-588 A Trinity OH CLEVOH6207Z  318J COMCAST IP PHONE, LLC 320      
440-588 0 Trinity OH CLEVOH64X0X  624H ONVOY SPECTRUM, LLC 320   2021-11-19   
440-588 1 Trinity OH CLEVOH6207Z  318J COMCAST IP PHONE, LLC 320   2018-03-10   
440-588 2 Trinity OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2020-01-06   
440-588 3 Trinity OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2020-01-06   
440-588 4 Trinity OH CLEVOH64X0X  624H ONVOY SPECTRUM, LLC 320   2021-06-07   
440-588 5 Trinity OH CLEVOH02RMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 320   2018-03-11   
440-588 6 Trinity OH CLEVOH02RMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 320   2019-04-26   
440-588 7 Trinity OH CLEVOHEKKMD  516J TON80 COMMUNICATIONS, LLC 320   2021-10-16   
440-588 8 Trinity OH CLEVOHEKDS0  464C ONVOY, LLC - OH 320   2018-03-11   
440-588 9 Trinity OH CLEVOHEKDS1  284F PEERLESS NETWORK OF OHIO, LLC - OH 320   2021-10-18   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.