View from highway Junction of Highway #138 North to community of Somerset; South to Tiverton and Newport. Highway #6 continues to North Swansea and Providence, Rhode Island. I-195 continues to Providence, Rhode Island. Long Point to Fall River The southernmost tip of the Commonwealth of Massachusetts stretches approximately 100 miles out into the Atlantic Ocean. This wonderful peninsula is known as Cape Cod - the north side shore opens to the cool waters of Massachusetts Bay while the southern beaches reach to the warm and gentle waters of Nantucket Sound. Centrally situated is the Town of Barnstable with shorefront on both north and south coasts.