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

NXX: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-378 A Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 0 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 1 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 2 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 3 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 4 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      
931-378 5 Clarksville TN LBNNTN070MD  704C CHARTER FIBERLINK-TENNESSEE, LLC - TN 470   2013-09-05   
931-378 6 Clarksville TN NSVMTN177MD  4806 LEVEL 3 COMMUNICATIONS, LLC - TN 470   2012-11-16   
931-378 7 Clarksville TN LBNNTN070MD  704C CHARTER FIBERLINK-TENNESSEE, LLC - TN 470   2006-06-21   
931-378 8 Clarksville TN NSVLTNMT96Z  124F BANDWIDTH.COM CLEC, LLC - TN 470   2020-10-31   
931-378 9 Clarksville TN NSVLTN29GT1  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 470      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.