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.

Switch: NSVMTN17HMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
615-558 A LaVergne (Rutherford) TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-567 A Franklin TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-577 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-627 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-628 A Franklin TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-692 A Murfreesboro TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-712 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-739 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-760 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-772 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      
615-775 A Nashville TN 7517 LEVEL 3 TELECOM OF TENNESSEE, LLC - TN 470      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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