Stoughton Post Office 31 Porter St, Stoughton, MA02072 The Stoughton Post Office is located on Porter Street, across from the Town Hall and in the downtown area. This post…More office is under the supervision of postmaster Steve Cabezas. The post office offers a variety of services including mailing letters and packages and purchasing stamps and other postal products like shipping material. There are P.O. boxes available as well. There are three USPS mail boxes directly outside the post office. The pick up times for these boxes are: Mon - Fri, 7:30am; 12:30pm; 3pm; 5pm; and Sat, 7:30am; 12:30pm; 3pm.