Larkin Cobb Chevrolet Buick GMC No Reviews Address: 500 E Main St. Eaton, OH. Dayton Ohio 45320 United States Phone: (937) 456-4117 Website Dealer Information: Larkin Cobb Chevrolet Buick GMC in Eaton is an auto dealership near Richmond and Oxford, OH that goes above and beyond for customer satisfaction. Google Maps: Leave a Review Cancel replyYour email address will not be published. Required fields are marked *Review text Overall: Select a rating Name * Email * Website Save my name, email, and website in this browser for the next time I comment. *