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: DYTNOHIBX7X

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
937-723 A Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-723 2 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2005-05-20   
937-723 3 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2006-02-16   
937-723 4 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2006-02-16   
937-723 5 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2006-02-16   
937-752 2 Seaman OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2008-11-27   
937-762 A Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-762 0 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 1 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 2 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 3 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 4 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 5 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 6 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 7 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 8 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-762 9 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2014-04-25   
937-771 2 Englewood OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2004-05-27   
937-781 5 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2008-05-04   
937-860 4 Yellow Springs-Clifton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2015-10-15   
937-863 4 Enon OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2015-05-15   
937-868 2 Greenfield OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2010-06-03   
937-874 A Fairborn OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-874 0 Fairborn OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-874 7 Fairborn OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-874 9 Fairborn OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-904 A Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328      
937-914 6 Miamisburg-West Carrollton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2005-08-20   
937-914 7 Miamisburg-West Carrollton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2005-08-20   
937-914 8 Miamisburg-West Carrollton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2005-08-20   
937-938 2 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2007-11-17   
937-938 3 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2007-11-17   
937-938 4 Dayton OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2007-11-17   
937-970 3 Cedarville OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2015-07-18   
937-980 7 Troy OH 7460 LEVEL 3 TELECOM OF OHIO, LLC - OH 328   2018-09-16   

<< 1 2

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.