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: 943

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-943 A Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-943 0 Marshfield MO SPFDMOPYAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522      
417-943 1 Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-943 2 Marshfield MO SPFDMOMCX9X  993E BANDWIDTH.COM CLEC, LLC - MO 522      
417-943 3 Marshfield MO SPFDMOPYAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522      
417-943 4 Marshfield MO SPFDMODL5MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 522      
417-943 5 Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-943 6 Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-943 8 Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      
417-943 9 Marshfield MO BASNMOXAXJX  093F ONVOY, LLC - MO 522      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.