Diamond Shamrock 2024-11-27 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Diamond Shamrock Berthoud, CO 10.06 mi Fort Collins, CO 15.39 mi Johnstown, CO 16.88 miInterstate highway exits close to Diamond Shamrock Exit 255, i25 9.37 mi Exit 257b a, i25 9.71 mi Exit 254, i25 10.40 miInterstate highways close to Diamond Shamrock i25 map 9.37 mi i76 map 51.83 mi i270co map 62.71 miState roads close to Diamond Shamrock US 287 CO map 2.50 mi US 34 CO map 2.63 mi CO 402 map 3.42 mi