Connecticut State Route 72 is an east-west highway in West-Central Hartford County. It goes from Connecticut State Route 9, near New Britain, to the Litchfield/Hartford County Line, near Pequabuck. CT St Rt 72 passes through the following towns in Hartford County. New Britain Plainville Bristol CT St Rt 72 is multi-plexed in Hartford County. Interstate 84, fron New Britain to near Plainville. CT St Rt 72 intersects the following highways in Hartford County. Connecticut State Route 9, at New Britain. Connecticut State Route 174, at New Britain. Connecticut State Route 71, at New Britain. Connecticut State Rotue 372, at New Britain. Interstate 84, at New Britain. Interstate 84, near Plainville. Connecticut State Route 372, at Plainville. Connecticut State Route 177, at Plainville. Connecticut State Route 372, at Plainville. Connecticut State Route 229, near Bristol. Connecticut State Route 69, at Bristol.
