Colborne Minimart Convenience store. Contact Info Phone: 519-332-4236 Location 1045 Colborne Road Sarnia, ON N7V 3K6 View Map Mailing Address: 1045 Colborne Road, ON, F/T Employees: 3 Key Contact: Ike Cho NAICS Code: 44512 - Convenience stores Site Selector Map: View location