The Calendar of Events is not supported by Internet Exploreryour current browser. For best viewing, please use Chrome, Firefox, or Edge. Coney Island Diner 98 N. Main St. Mansfield, OH 44902 419-526-2669 Coney Island Diner is an American diner with breakfast served all day! Famous for their Coneys and pea salad. Mansfield’s oldest restaurant! Do Food & Drink Stay There were no results found.