Milk Marc Variety (Romax Variety Ltd.) – Murphy Rd. Convenience store. Contact Info Phone: 519-542-9931 Fax: 519-542-9931 Location 1226 Murphy Road Sarnia, ON N7S 2Y6 View Map Mailing Address: 1226 Murphy Road, ON, Key Contact: Jenny Boland NAICS Code: 44512 - Convenience stores Site Selector Map: View location