 In Bourne, Route 25 has its final interchange; Exit 3 (formerly Exit 2) serves the villages of Buzzards Bay and Sagamore, connecting to US 6 (Scenic Highway) and Route 28 north.From Exit 3, US 6 is used to access the Sagamore Bridge in northern Bourne and the towns of Hyannis and Provincetown on Cape Cod.After Exit 3, the Route 25 designation continues for .