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: 417 [Rate centres in NPA 417] [Dial plan for NPA 417]

NXX: 473

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-473 A Niangua MO NINGMOXARS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-473 0 Niangua MO SPFDMOMCX9X  993E BANDWIDTH.COM CLEC, LLC - MO 522   2018-09-21   
417-473 1 Niangua MO NINGMOXARS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-473 2 Niangua MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-05   
417-473 3 Niangua MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-05   
417-473 4 Niangua MO SPFDMOTLX8Y  073H TELNYX LLC 522   2020-08-07   
417-473 5 Niangua MO SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522   2014-06-06   
417-473 6 Niangua MO NINGMOXARS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-473 8 Niangua MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2018-11-07   
417-473 9 Niangua MO NINGMOXARS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.