TransUnion Canada

Mailing Address
TransUnion Canada 
Customer Relations Centre 
P.O. Box 338, LCD 1
Hamilton, ON L8L 7W2
Phone    1-800-663-9980
 Fax 289-288-0030
In Person
Consumer Relations
3115 Harvester Road,
Suite 201
Burlington, ON L7N 3N8
Online www.transunion.ca