Northstar Yacht Sales Share: Service, Repair and Refit Northstar Yacht Sales Visit Website 1 Lagoon Road Suite 5 Portsmouth, RI 02871 (401) 683-9200 About Map About Yacht Brokerage and Dealer of New Boats. Also all type of Service provided for boats. What's Nearby? Distance: 5 10 15 20 25 50 mi.