State Street Locations For more than 200 years, State Street has been a central part of the Massachusetts business community. We are a state-chartered financial institution, headquartered in Boston's financial district. Our worldwide operations site is located in North Quincy, Massachusetts. There are additional Massachusetts sites in Milton, Westborough and Westwood. State Street has a presence in all major financial markets, including Boston, Los Angeles, New York and other major U.S. cities. We also have international offices in Canada, Chile, Cayman Islands, Netherlands Antilles, United Kingdom, France, Belgium, Luxembourg, Denmark, Germany, United Arab Emirates, People's Republic of China, Ireland, Switzerland, Czech Republic, Russia, South Korea, Taiwan, Japan, Singapore, Australia and New Zealand. Directions & Maps for the following Locations Alameda, CA. Boston, MA. Braintree, MA. Kansas City, MO. Milton, MA. Quincy, MA. Westwood, MA. *Please Note: Due to ongoing construction in the Boston, MA area, these directions are subject to change.