Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 423

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-423 A Ramsey IL RMSYILXEDS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      
618-423 0 Ramsey IL RMSYILXEDS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      
618-423 1 Ramsey IL RMSYILXEDS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      
618-423 2 Ramsey IL RMSYILXEDS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      
618-423 3 Ramsey IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-423 4 Ramsey IL STLSMOWQ8MD  073H TELNYX LLC 520      
618-423 5 Ramsey IL BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-423 6 Ramsey IL COVLILCQXEX  508J CENTURYLINK COMMUNICATIONS, LLC 520      
618-423 7 Ramsey IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-423 8 Ramsey IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-423 9 Ramsey IL RMSYILXEDS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 520      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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