Home › Top 4 Gas Stations in Seymour, Connecticut Find best Gas Stations in Seymour, Connecticut, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Gas Station - Stop and Shop - Seymour (CT 06483) US, Seymour, CT 0648315 Franklin St Gulf Service Station US, Seymour, CT 0648353 New Haven Rd Shell - Seymour (CT 06483) US, Seymour, CT 064832 New Haven Rd Sunoco Gas Station - Seymour (CT 06483) US, Seymour, CT 0648354 New Haven Rd