Welcome to the Greater Ocean City, Maryland Chamber of Commerce - the largest Chamber in Worcester County. The Greater Ocean City Chamber of Commerce invites you to join a group of businesses and professionals who are dedicated to working together to enhance and improve the accomplishment and performance of our community. The mission of the chamber is to enhance the economic growth of the region by providing leadership, inspiration, education and development opportunities to support and promote all segments of the tourism and business community. The chamber office hours are typically 9am-5pm Monday-Friday. The visitor center hours are listed below.