Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CKVLILXDRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
309-725 A Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 0 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 1 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 3 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 6 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 7 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 8 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      
309-725 9 Cooksville IL 1038 FRONTIER COMMUNICATIONS OF ILLINOIS, INC. 366      

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

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