Sunoco at 1355 Union Avenue in Laconia, NH 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.

The Quest Diagnostics difference. Bringing together quality, speed, and technology to power advanced, affordable diagnostics for all. No trade-offs required.