South Attleboro is a village of Attleboro, a city in Bristol County, Massachusetts, United States. It was formerly known as SouthGate, and has its own telephone exchange separate from Attleboro. It is perhaps best known for the South Attleboro station on the Providence/Stoughton Line of the MBTA Commuter Rail. U.S. 1 and Route 1A pass through the area, which lies just north of the Rhode Island state line. South Attleboro is home to two schools: Robert J. Coelho Middle School and Hill Roberts Elementary School.