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: 610

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-610 A Nashville TN NSVNTNGNCMD  276F PEERLESS NETWORK OF TENNESSEE, LLC - TN 470      
615-610 0 Nashville TN   276F PEERLESS NETWORK OF TENNESSEE, LLC - TN 470   2012-12-28   
615-610 1 Nashville TN   4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2013-05-04   
615-610 2 Nashville TN   318J COMCAST IP PHONE, LLC 470   2013-05-10   
615-610 3 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 4 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 5 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 6 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 7 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 8 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   
615-610 9 Nashville TN   525E ONVOY, LLC - TN 470   2012-12-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.