Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Coldwater, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
249-538 A CDWRONXC0MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 820201    
249-557 A CDWRONXCBMD  743B ROGERS COMMUNICATIONS CANADA INC. 888 820201    
705-686 A CDWRONXCDS0  8202 AMTELECOM, INC. 888 820201    

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

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