Local Calling Guide

Area code/prefix search

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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 784

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-784 A Collinsville IL COVLILCQXLX  9748 AMERICAN MESSAGING SERVICES, LLC 520     2025-05-18 

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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