Yarmouth Dennis Youth Hockey Share: Non-Profit Yarmouth Dennis Youth Hockey Visit Website 8 South Gages Way Dennis, MA 02660 (774) 454-0152 Facebook About Map About Yarmouth-Dennis Youth Hockey (YDYH) is a Non-Profit Community Hockey Program. Our teams are the Cape Cod Waves, Cape Cod Blues and Cape Cod Threshers. YDYH is a member of the South Shore Conference. What's Nearby? Distance: 5 10 15 20 25 50 mi.