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

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-717 A Blanche TN NSVLTNMTYZX  593K MCC TELEPHONY LLC 470      
931-717 0 Blanche TN NSVLTNMTYZX  593K MCC TELEPHONY LLC 470   2010-08-02   
931-717 1 Blanche TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2012-01-22   
931-717 2 Blanche TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-04-05   
931-717 3 Blanche TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-04-05   
931-717 4 Blanche TN NSVNTNGN0MD  073H TELNYX LLC 470   2019-06-02   
931-717 6 Blanche TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-15   
931-717 7 Blanche TN NSVLTNMTYUY  508J CENTURYLINK COMMUNICATIONS, LLC 470   2014-03-17   
931-717 8 Blanche TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2018-04-06   
931-717 9 Blanche TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-02-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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