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.

Spencer Mill, TN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
615-412 A LYLSTNMARS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 470      
615-412 0 NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2004-11-15   
615-412 1 NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2005-12-09   
615-412 2 NSVLTNMTY7Z  073H TELNYX LLC 470   2020-10-01   
615-412 3 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2022-12-29   
615-412 4   145J TERRA NOVA TELECOM INC. 470   2022-08-03   
615-412 5 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2018-03-24   
615-412 6 LYLSTNMARS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 470      
615-412 7 NSVLTNMTYVY  516C AT&T CORP. 470   2009-10-25   
615-412 8 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2020-07-13   
615-412 9 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2008-11-28   
615-436 A NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470      
615-436 0 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2011-10-21   
615-436 1 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2012-01-13   
615-436 2 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2014-10-20   
615-436 3 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2015-05-31   
615-436 4 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2017-06-02   
615-436 5 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-03-21   
615-436 6 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2015-10-01   
615-436 7 NSVLTNMTYUY  508J CENTURYLINK COMMUNICATIONS, LLC 470   2014-03-18   
615-436 8 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2016-03-21   
615-436 9 NSVNTNGN0MD  073H TELNYX LLC 470   2017-05-05   
615-551 A NSVLTNMT83Z  525E ONVOY, LLC - TN 470      
615-551 0 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-06-19   
615-551 1 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-06-19   
615-551 2 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2018-08-24   
615-551 3 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-01-05   
615-551 4 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-03-28   
615-551 5 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-01-05   
615-551 6 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-02-10   
615-551 7 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-02-10   
615-551 8 NSVLTNMT93Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2019-06-01   
615-551 9 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-03-28   
615-615 A NSVLTNMTY9Z  624H ONVOY SPECTRUM, LLC 470      
615-615 0 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2023-09-28   
615-615 5 NSVLTNMTY9Z  624H ONVOY SPECTRUM, LLC 470   2023-07-17   
629-249 A NSVLTNMT83Z  525E ONVOY, LLC - TN 470      
629-249 0 NSVLTNMTY7Z  073H TELNYX LLC 470   2021-03-25   
629-249 1 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2022-10-20   
629-249 2 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-24   
629-249 3 NSVNTNGN6MD  516J TON80 COMMUNICATIONS, LLC 470   2021-07-09   
629-249 4 NSVLTNMTYNZ  506J TWILIO INTERNATIONAL, INC. 470   2021-05-29   
629-249 5 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2022-10-20   
629-249 6 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2022-10-20   
629-249 7 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-24   
629-249 8 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-24   
629-249 9 NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2021-03-25   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.