With locations across New England and New York, XtraMart is your one-stop shop when you're on the go. Stop in Thomaston for snacks, drinks, fuel, & more!

Sunoco at 268 Watertown Road in Thomaston, CT delivers premium fuel choices and reliable value with every visit. Select from regular, mid-grade, and premium Top Tier™ gasoline – formulated for optimal engine performance. Step inside for a quick, convenient, and welcoming shopping experience, with snacks, drinks, and everyday essentials ready when you are.