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: 542

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
417-542 A Forsyth MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2025-12-20   
417-542 0 Forsyth MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 522   2025-12-20   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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