Supermarkets in Mercersburg, Pennsylvania The most complete information about Supermarkets in Mercersburg, Pennsylvania: Addresses, phone numbers, reviews and other information. All stores Clothing Convenience Department Electronics Furniture Hardware Home goods Jewelry Liquor Supermarket All supermarkets in Mercersburg Mercersburg Uni Mart Convenience Supermarket 350 North Main Street, Mercersburg, PA 17236 Get Directions Contacts Write a review