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: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]

NXX: 499

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-499 A Spring Hill TN BRWDTNDDDMD  8660 WINDSTREAM NUVOX, INC. 470      
931-499 1 Spring Hill TN NSVNTNGN0MD  073H TELNYX LLC 470   2018-10-19   
931-499 2 Spring Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-04-11   
931-499 3 Spring Hill TN NSVMTN03DS0  7977 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TN 470   2011-09-01   
931-499 4 Spring Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-04-11   
931-499 5 Spring Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-10-24   
931-499 6 Spring Hill TN NSVNTNGNYZZ  490J DISH WIRELESS, LLC 470   2022-10-15   
931-499 7 Spring Hill TN BRWDTNDDDMD  8660 WINDSTREAM NUVOX, INC. 470      
931-499 9 Spring Hill TN NSVNTNGN6MD  516J TON80 COMMUNICATIONS, LLC 470   2022-04-04   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.