Panera Bread adresses in Watertown‚ MA Home Work hours Panera Bread hours Massachusetts Watertown AddressPhoneMap321 Arsenal St, Ste 3 Watertown(617) 923-2918 You May Like Starbucks hoursPanera Bread hoursChipotle Mexican Grill hoursFriendly's hoursDunkin' Donuts hoursDomino's Pizza hoursPeople Are Reading