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: 406 [Rate centres in NPA 406] [Dial plan for NPA 406]

NXX: 426

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
406-426 A Red Lodge MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-426 0 Red Lodge MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-426 1 Red Lodge MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650      
406-426 2 Red Lodge MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650      
406-426 3 Red Lodge MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650      
406-426 4 Red Lodge MT BLNGMTWEIMD  6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-426 5 Red Lodge MT BLNGMTAS9MD  453F ONVOY, LLC - MT 650      
406-426 6 Red Lodge MT   6564 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MT 650      
406-426 7 Red Lodge MT BLNGMTWE8MD  508J CENTURYLINK COMMUNICATIONS, LLC 650      
406-426 8 Red Lodge MT BLNGMTMAMMD  6010 NEW CINGULAR WIRELESS PCS, LLC 650      
406-426 9 Red Lodge MT BLNGMTMALMD  994E BANDWIDTH.COM CLEC, LLC - MT 650      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.