AMP: 32 Location: Middletown Rd and US 6, Columbia Reassurance shield after the US 6 junction. AMP: 31 Location: Middletown Rd and Old Willimantic Rd, Columbia A mile later, we’ll enter Columbia center. AMP: 31 Location: Middletown Rd and Old Willimantic Rd, Columbia Reassurance shield shortly thereafter. AMP: 30 Location: Middletown Rd and Jonathan Trumbull … Continue reading Connecticut Route 66, US-6 to CT 87