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.

East Liberty, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
937-598 A MNFDOHMM0MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923      
937-598 0   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923      
937-598 1   793K TWC IP ENABLED SERVICES, LLC 923   2008-05-08   
937-598 2   001F BANDWIDTH.COM CLEC, LLC - OH 923   2011-03-18   
937-598 3   464C ONVOY, LLC - OH 923   2016-04-19   
937-598 4   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 923   2005-03-10   
937-598 5   464C ONVOY, LLC - OH 923   2016-04-19   
937-598 6   464C ONVOY, LLC - OH 923   2016-04-19   
937-598 7   508J CENTURYLINK COMMUNICATIONS, LLC 923   2014-02-14   
937-598 8   073H TELNYX LLC 923   2021-01-08   
937-598 9   001F BANDWIDTH.COM CLEC, LLC - OH 923   2009-01-04   
937-666 A ELBLOHXARS1  0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 0   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 1   001F BANDWIDTH.COM CLEC, LLC - OH 923   2022-02-18   
937-666 2   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 3   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 4   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 5   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      
937-666 6   145J TERRA NOVA TELECOM INC. 923   2025-08-10   
937-666 7   464C ONVOY, LLC - OH 923   2021-03-12   
937-666 8   515J IP HORIZON LLC 923   2024-03-01   
937-666 9   0661 BRIGHTSPEED OF NORTHWEST OHIO, INC. 923      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.