Dairy Queen Grill & Chill Share: Restaurants/Cafes Visit Website Request Info 1945 N Main St. Longmont, CO 80501 303-776-6552 www.dairyqueen.com About Map About Quick service restaurant specializing in hamburgers, chicken strips, sandwiches and delicious soft serve treats. What's Nearby? Distance: 5 10 15 20 25 50 mi.