Home › Top 5 Gas Stations in Madison, Connecticut Find best Gas Stations in Madison, Connecticut, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Sunoco Gas Station - Madison (CT 06443) US, Madison, CT 06443608 Boston Post Rd Mobil - Madison (CT 06443) US, Madison, CT 06443I-95 Westbound Exxon - Madison (CT 06443) US, Madison, CT 064431334 Boston Post Rd Shell - Madison (CT 06443) US, Madison, CT 06443646 Boston Post Rd Cumberland Farms - Madison (CT 06443) US, Madison, CT 06443633 Boston Post Rd