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: 545

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-545 A Forsyth MO FRSYMOXADS0  9787 CENTURYTEL MISSOURI LLC (SOUTHWEST)DBA CENTURYLINK 522      
417-545 0 Forsyth MO SPFDMOPYAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2012-12-05   
417-545 1 Forsyth MO SPFDMOPYAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522      
417-545 2 Forsyth MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-01   
417-545 3 Forsyth MO BASNMOXAXJX  093F ONVOY, LLC - MO 522   2019-12-01   
417-545 4 Forsyth MO SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522   2006-09-25   
417-545 6 Forsyth MO SPFDMOTLXLX  6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 522   2020-09-28   
417-545 8 Forsyth MO SPFDMOMCXMX  939H COMMIO, LLC 522   2022-06-11   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.