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.

NPA: 937 [Rate centres in NPA 937] [Dial plan for NPA 937]

NXX: 405

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
937-405 A New Carlisle OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328      
937-405 0 New Carlisle OH DYTNOHKT3MD  939H COMMIO, LLC 328   2022-12-04   
937-405 1 New Carlisle OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2005-10-23   
937-405 2 New Carlisle OH DYTNOH22XXX  7836 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 328   2004-09-30   
937-405 3 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2010-05-24   
937-405 4 New Carlisle OH DYTNOH014MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 328   2004-04-11   
937-405 5 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2007-11-22   
937-405 6 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2004-01-28   
937-405 7 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2003-03-10   
937-405 8 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2003-03-10   
937-405 9 New Carlisle OH DYTNOH22X8Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 328   2007-08-23   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.