Diamond Shamrock 2025-02-25 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Diamond Shamrock Louisville, CO 10.76 mi Lafayette, CO 11.17 mi Longmont, CO 13.02 miInterstate highway exits close to Diamond Shamrock Exit 232, i25 20.36 mi Exit 228, i25 20.90 mi Exit 235, i25 20.90 miInterstate highways close to Diamond Shamrock i25 map 20.36 mi i70 map 30.23 mi i76 map 31.02 miState roads close to Diamond Shamrock CO 119 map 1.38 mi CO 157 map 1.94 mi CO 7 map 3.31 mi