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: 617

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
731-617 A Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 0 Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 1 Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 2 Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 4 Bells TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2016-03-25   
731-617 5 Bells TN MMPHTNMA38Z  525E ONVOY, LLC - TN 468   2016-03-25   
731-617 6 Bells TN MMPKTNVZ5MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 468   2014-06-17   
731-617 7 Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 8 Bells TN CRVLTNAOGT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 468      
731-617 9 Bells TN MMPHTNMA46Z  124F BANDWIDTH.COM CLEC, LLC - TN 468   2008-11-28   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.