Shell 115 High St, Clinton, CT06413 This Shell gas station and mart is right off I 95 and seconds from Clinton Crossing Outlet. It provides just about every…More convenience item you can think of. Along with gas, there's an enormous selection of snacks and drinks. It also has hot dogs and coffee. But of special note is the tremendous selection of energy bars and energy drinks. You are greeted with a polite, friendly hello and are in and out with efficient ease.