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: 615 [Rate centres in NPA 615] [Dial plan for NPA 615]

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-488 A Adams-Cedar Hill TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470      
615-488 0 Adams-Cedar Hill TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2018-07-06   
615-488 1 Adams-Cedar Hill TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2019-05-13   
615-488 2 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-10-13   
615-488 3 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-10-13   
615-488 4 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-02-10   
615-488 5 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-03-28   
615-488 6 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-03-28   
615-488 7 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2020-06-18   
615-488 8 Adams-Cedar Hill TN NSVLTNMT83Z  525E ONVOY, LLC - TN 470   2019-02-10   
615-488 9 Adams-Cedar Hill TN NSVNTNGN0MD  073H TELNYX LLC 470   2019-06-02   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.