Local Calling Guide

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

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-544 A Robinson IL RBSNILXEDS0  1015 FRONTIER NORTH, INC. - IL 978      
618-544 1 Robinson IL   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 978   2010-11-20   
618-544 2 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 3 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 4 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 5 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 7 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 8 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      
618-544 9 Robinson IL   1015 FRONTIER NORTH, INC. - IL 978      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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