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: 731 [Rate centres in NPA 731] [Dial plan for NPA 731]

NXX: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
731-574 A Jackson TN MMPJTNAGDS2  284E YMAX COMMUNICATIONS CORP. - TN 468      
731-574 0 Jackson TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2015-05-15   
731-574 1 Jackson TN MMPJTNAGDS2  284E YMAX COMMUNICATIONS CORP. - TN 468   2007-06-23   
731-574 2 Jackson TN MMPHTNMA45Z  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 468   2016-09-09   
731-574 3 Jackson TN MMPHTN32DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 468   2016-12-13   
731-574 4 Jackson TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2015-06-15   
731-574 5 Jackson TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2015-06-15   
731-574 6 Jackson TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2015-06-15   
731-574 7 Jackson TN MMPJTNAGDS2  284E YMAX COMMUNICATIONS CORP. - TN 468   2009-02-10   
731-574 8 Jackson TN MMPJTNAGDS2  284E YMAX COMMUNICATIONS CORP. - TN 468   2010-12-03   
731-574 9 Jackson TN JCSNTNKNDS0  150G JACKSON ENERGY AUTHORITY - TN 468   2021-08-06   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.