Welcome to Mountain Mart of Massena, your one-stop shop for all your convenience and gas station needs. We offer a variety of Mobil fuels, including gas and diesel, to keep your vehicle running smoothly. Our services also include a carwash to keep your car shining bright. On top of that, we have all your favorite fast-food chains including Dunkin Donuts, Subway, and even KFC. Come on in and see what sets us apart.