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: 986 [Rate centres in NPA 986] [Dial plan for NPA 986]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
986-455 A Challis ID BOISIDPZ9MD  965H FRACTEL, LLC 652      
986-455 2 Challis ID   516J TON80 COMMUNICATIONS, LLC 652   2021-07-22   
986-455 4 Challis ID   145J TERRA NOVA TELECOM INC. 652   2025-05-27   
986-455 5 Challis ID   965H FRACTEL, LLC 652   2020-11-30   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.