Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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 BRIGHTSPEED OF MISSOURI, LLC 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 5 Forsyth MO SPFDMOPYAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2024-11-16   
417-545 6 Forsyth MO SPFDMOTLXLX  6123 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 522   2020-09-28   
417-545 7 Forsyth MO   6701 AERIAL COMMUNICATIONS, INC. 522   2025-03-14   
417-545 8 Forsyth MO SPFDMOMCXMX  939H COMMIO, LLC 522   2022-06-11   
417-545 9 Forsyth MO   5562 METROPCS, INC. 522   2025-11-17   

Last updated: Fri, 10 Jul 2026 02:55:48 UTC

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