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: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 465

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-465 A Dallas OR PTLDOR13X8X  965H FRACTEL, LLC 672      
971-465 0 Dallas OR   073H TELNYX LLC 672   2021-12-21   
971-465 1 Dallas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2023-06-25   
971-465 2 Dallas OR   076F BANDWIDTH.COM CLEC, LLC - OR 672   2023-06-25   
971-465 3 Dallas OR   516J TON80 COMMUNICATIONS, LLC 672   2022-03-23   
971-465 4 Dallas OR   624H ONVOY SPECTRUM, LLC 672   2025-01-23   
971-465 5 Dallas OR   9882 ALYRICA TELEPHONE LLC DBA NEXT GEN PHONE SYS-OR 672   2023-11-14   
971-465 6 Dallas OR   3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2021-05-20   
971-465 7 Dallas OR   6529 T-MOBILE USA, INC. 672   2023-06-18   
971-465 8 Dallas OR   965H FRACTEL, LLC 672   2020-09-12   
971-465 9 Dallas OR   6010 NEW CINGULAR WIRELESS PCS, LLC 672   2021-05-29   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.