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: 506

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-506 A Springfield MO SPFDMOMC12Z  490J DISH WIRELESS, LLC 522      
417-506 0 Springfield MO SPFDMOTLXQY  624H ONVOY SPECTRUM, LLC 522   2022-09-10   
417-506 1 Springfield MO SPFDMOTLXQY  624H ONVOY SPECTRUM, LLC 522   2022-09-10   
417-506 9 Springfield MO SPFDMOMC12Z  490J DISH WIRELESS, LLC 522   2022-04-07   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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