AMP: 0 Location: Spencer Plains Rd and Essex Rd, Westbrook Reassurance shield as CT 166 begins. AMP: 0 Location: Spencer Plains Rd and Sundon Ln, Old Saybrook Welcome to Old Saybrook! AMP: 1 Location: Spencer Plains Rd and I-95, Old Saybrook Shortly thereafter, we’ll approach I-95. AMP: 1 Location: Spencer Plains Rd and I-95, Old … Continue reading Connecticut Route 166, CT 153 to I-95