By train
Mass Bay Transportation Authority (MBTA or "T")
Phone: +1 617-222-5215, (http://www.mbta.com). Quincy has both subway and communter rail connections to Boston and some other South Shore towns.
By ship
Ferry service to/from Boston
703 Washington St. at Quincy Fore River Shipyard, Phone: +1 617-222-6999, (http://www.mbta.com/trave...). Service to Long Wharf and Logan Airport in Boston.