Massachusetts Route 143

Route 143
Map of western Massachusetts with Route 143 highlighted in red
Route information
Maintained by MassDOT
Length	24.490 mi[1] (39.413 km)
Existed	by 1933–present
History	Designated as Route 109A in 1930
Major junctions
West end	Route 8 in Hinsdale
Major intersections	Route 112 in Worthington
East end	Route 9 in Williamsburg
Location
Country	United States
State	Massachusetts
Counties	Berkshire, Hampshire
Highway system
Massachusetts State Highway System Interstate US State
← Route 142 → Route 145

Route 143 is a state highway in the U.S. state of Massachusetts. The highway runs 24.490 miles (39.413 km) from Route 8 in Hinsdale east to Route 9 in Williamsburg. Route 143 passes through central Berkshire County town of Peru and the western Hampshire County towns of Worthington and Chesterfield.