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: HNVITNXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
423-319 A Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 0 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 1 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 2 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 3 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 4 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-319 5 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 A Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 0 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 1 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 2 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 3 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 4 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 5 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 6 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 8 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      
423-663 9 Huntsville TN 0565 HIGHLAND TEL. COOP, INC. 474      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.