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.

Jamestown, OH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
326-758 A DYTNOHKTDMD  965H FRACTEL, LLC 328      
326-758 0   001F BANDWIDTH.COM CLEC, LLC - OH 328   2022-02-21   
326-758 1   515J IP HORIZON LLC 328   2024-03-01   
326-758 3   309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2026-01-11   
326-758 5   490J DISH WIRELESS, LLC 328   2025-09-08   
326-758 6   965H FRACTEL, LLC 328   2021-08-14   
326-758 7   516J TON80 COMMUNICATIONS, LLC 328   2022-02-03   
326-758 8   624H ONVOY SPECTRUM, LLC 328   2024-05-29   
326-758 9   490J DISH WIRELESS, LLC 328   2023-07-01   
937-675 A JMTWOH67RS1  9321 OHIO BELL TEL CO 328      
937-675 0   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-05-27   
937-675 1   9321 OHIO BELL TEL CO 328      
937-675 2   9321 OHIO BELL TEL CO 328      
937-675 3   9321 OHIO BELL TEL CO 328      
937-675 4   7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328   2004-09-30   
937-675 5   829J PAETEC ITEL, LLC 328   2008-11-14   
937-675 6   9321 OHIO BELL TEL CO 328      
937-675 7   9321 OHIO BELL TEL CO 328      
937-675 8   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2006-06-11   
937-675 9   793K TWC IP ENABLED SERVICES, LLC 328   2007-02-16   
937-872 A DYTNOH15WMD  516C AT&T CORP. 328      
937-872 0   001F BANDWIDTH.COM CLEC, LLC - OH 328   2012-01-13   
937-872 1   073H TELNYX LLC 328   2018-10-31   
937-872 2   464C ONVOY, LLC - OH 328   2012-10-15   
937-872 3   464C ONVOY, LLC - OH 328   2020-04-16   
937-872 4   464C ONVOY, LLC - OH 328   2020-04-16   
937-872 5   516C AT&T CORP. 328   2011-02-04   
937-872 6   464C ONVOY, LLC - OH 328   2021-03-26   
937-872 7   508J CENTURYLINK COMMUNICATIONS, LLC 328   2014-05-31   
937-872 8   464C ONVOY, LLC - OH 328   2021-02-08   
937-872 9   793K TWC IP ENABLED SERVICES, LLC 328   2013-10-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.