 Newfoundland and Labrador Route 340

Route 340, also known as Road to the Isles, is a road in the Canadian province of Newfoundland and Labrador passing through the towns of Lewisporte, Summerford and Twillingate, all in The Isles of Notre Dame region of the province.The highway has a total length of and a speed limit in the range of 40–80 km/h depending on whether the road is passing through a settlement.