AMP: 0 Location: Hull St and W Main St, Clinton No signage as CT 81 begins. AMP: 0 Location: Main St and Central Ave, Clinton .08 miles into CT 81, it will briefly jog to the right. Follow 81 north to Killingworth and Middletown. AMP: 0 Location: Central Ave and High St, Clinton And keep … Continue reading Connecticut Route 81, US-1 to I-95