• Visit the BTU office at 180 Mount Vernon Street in Dorchester. Business hours are 8-5, all weekdays including school vacations. The office is closed on state, local, and national holidays, the day after Thanksgiving, Christmas Eve, and Good Friday.
  • Call 617-288-2000.
  • Explore this website.
  • Email individual officers and staff.
  • Sign up for BTU news eBulletin online.