Riverway Lobster House Restaurant Share: CasualCasualSeafood Visit Website 1338 Route 28 South Yarmouth, MA 02664 (508) 398-2172 http://riverwaylobsterhouserestaurant.com/ About Map About A Cape Cod tradition since 1944. The Riverway specializes in lobsters and seafood, but has a complete menu. We are family friendly and can accommodate private groups of any size up to 200 people. What's Nearby? Distance: 5 10 15 20 25 50 mi.