Since the opening of our first store in Oyster Bay over 35 years ago, Mario's Pizzeria has been serving quality food made with the finest ingredients and following 'Old World' traditional recipes. Currently, with eight locations across Long Island, Mario's Pizzeria expands its service to its customers. Mario's Pizzeria of Seaford is located on Long Island's South Shore just off Route 135 on Sunrise Highway and offers high quality food made with the finest ingredients, personalized service, unsurpassed value and the traditions of long ago in today's convenient world.come on in and join us for a memorable dining experience. We look forward to the opportunity to serve you.