Home › Top 4 Car Dealers in Potsdam, New York Find best Car Dealers in Potsdam, New York, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Barstow Buick GMC US, Potsdam, NY 13676175 Market St Scott’s Auto Center - Potsdam (NY 13676) US, Potsdam, NY 13676152 Market St Mahoney Auto Mall US, Potsdam, NY 136767513 US-11 Blevins Motors Inc US, Potsdam, NY 136766691 NY-56