Helen’s Hideaway Restaurant & Pizzeria Open for breakfast, lunch and dinner. Pizzas available for pick-up or delivery. Contact Info Phone: 519-882-0300 Location 4196 Petrolia Line Petrolia, ON N0N 1R0 View Map Year Established: 2010 Key Contact: Helen Haywood NAICS Code: 722110 - Full-Service Restaurants Site Selector Map: View location