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.

Ohio, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
779-675 A PEORILPJXVZ  516J TON80 COMMUNICATIONS, LLC 368      
779-675 0 PRTNILXA8MD  624H ONVOY SPECTRUM, LLC 368   2024-12-02   
779-675 3 PEORILPJXVZ  516J TON80 COMMUNICATIONS, LLC 368   2022-03-16   
779-675 5 PRTNILXAX0X  224C ONVOY, LLC 368   2024-12-30   
815-376 A OHIOILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-376 0 PEORILTCDS0  5800 ITV-3, LLC D/B/A I3 BROADBAND 368   2003-06-09   
815-376 1 PEORILPJX8Z  073H TELNYX LLC 368   2020-07-18   
815-376 2 OHIOILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-376 3 PEORILPJX1Z  508J CENTURYLINK COMMUNICATIONS, LLC 368   2016-08-04   
815-376 4 OHIOILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-376 5 OHIOILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-376 7 OHIOILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-376 8 PEORILPJDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 368   2015-11-05   
815-376 9 PEORILPJXRZ  495J STRATUS NETWORKS 368   2020-08-02   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.