Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 816 [Rate centres in NPA 816] [Dial plan for NPA 816]

NXX: 617

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
816-617 A St Joseph MO KSCZMOVRAMD  6701 AERIAL COMMUNICATIONS, INC. 524      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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