Immediately after, the road comes into the city of Norwalk in the neighborhood of South Norwalk. The freeway turns east-northeast and passes north of Maritime Aquarium at Norwalk as it comes to an interchange with the southern terminus of US 7 and crosses the Danbury Branch of the New Haven Line within the interchange, before crossing the Norwalk River on the Yankee Doodle Bridge and entering East Norwalk. I-95 enters the town of Westport, just prior to reaching an interchange with the southern terminus of Route 33 and Route 136. Past this interchange, the freeway proceeds to cross over the Saugatuck River and continues to an interchange with the Sherwood Island Connector, which provides access to US 1 and Sherwood Island State Park. The road curves through wooded residential areas, where it comes into the town of Fairfield. Here, I-95 reaches an interchange with US 1/Center Street, which serve the neighborhood of Southport, before crossing the Mill River. Passing to the north of Fairfield Center, the freeway reaches a service plaza in both directions, where there also exists an interchange with Route 135, providing access to the main campus of Fairfield University. From this point, the road curves through an interchange with US 1 on the eastern edge of town.