Local Calling Guide

Area code/prefix search

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Switch: WTVLILXERS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-279 A Waltonville IL 1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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