Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: VINNILXERS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-658 A Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 1 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 2 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 3 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 4 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 5 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 6 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 7 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 8 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      
618-658 9 Vienna IL 1015 FRONTIER NORTH, INC. - IL 362      

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

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