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.

Cumberland, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
740-638 A CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-638 0 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2019-02-24   
740-638 2 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-638 3 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-638 4 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-638 5 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-638 7 CLMDOH44MMD  516J TON80 COMMUNICATIONS, LLC 324   2021-09-16   
740-638 9 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-882 A CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324      
740-882 7 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-882 8 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-882 9 CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2013-10-08   
740-955 A CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324      
740-955 1 CLMBOH1143Z  624H ONVOY SPECTRUM, LLC 324   2021-11-13   
740-955 2 CLMBOH1143Z  624H ONVOY SPECTRUM, LLC 324   2021-11-13   
740-955 5 CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2018-01-12   
740-955 8 CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2019-10-04   
740-955 9 CMLDOHXAPS0  0666 WINDSTREAM WESTERN RESERVE, INC. 324   2015-10-01   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.