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.

Switch: DYTNOH014MD

1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
326-732 4 Aberdeen OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2023-02-25   
513-217 9 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2008-01-30   
513-270 A Felicity OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-270 7 Felicity OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2017-04-07   
513-318 A Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-318 0 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-318 1 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-318 2 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2008-02-09   
513-318 3 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2008-02-09   
513-318 4 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-360 4 Monroe OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-01   
513-360 6 Monroe OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-12-29   
513-392 A Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-392 0 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-02-03   
513-392 4 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-438 A Monroe OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-438 4 Monroe OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2013-08-23   
513-783 A Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-783 0 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-915 A Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-915 0 Middletown OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
513-988 3 Trenton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2006-05-20   
513-988 8 Trenton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-01   
937-202 A Hollansburg OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-202 0 Hollansburg OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-202 4 Hollansburg OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-02-25   
937-203 2 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2010-12-11   
937-203 3 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2010-12-11   
937-203 4 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2010-12-11   
937-204 1 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2012-12-09   
937-249 5 Aberdeen OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2018-04-23   
937-262 4 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2014-01-19   
937-265 4 Pitchin OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-273 7 Eldorado OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2014-05-31   
937-300 4 Eaton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2022-10-21   
937-306 6 Beavercreek OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2006-04-13   
937-306 7 Beavercreek OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-11-22   
937-310 2 Bellbrook OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2007-03-05   
937-310 5 Bellbrook OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2011-04-09   
937-310 7 Bellbrook OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-314 4 Donnelsville OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-315 4 Medway OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-317 4 Spring Valley OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-319 4 Yellow Springs-Clifton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-04-11   
937-329 9 Dayton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2010-08-11   
937-340 0 Enon OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2007-03-05   
937-340 4 Enon OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-04-11   
937-340 5 Enon OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-12-09   
937-350 6 Centerville (Montgomery) OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2008-01-29   
937-353 1 Miamisburg-West Carrollton OH 4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-09-18   

1 2 3 4 5 6 >>

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.