dunkin donuts howard phone number
Dunkin Donuts Headquarters 130 Royall St. Canton, MA 02021. 1  Phone Number: The phone number for corporate at Dunkin Donuts headquarters is 1-781-737-5200. You can also choose to call customer care at 1-800-859-5339 between the hours of 8:30 a.m. and 5 p.m.