Duffy's III 2024-12-14 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Duffy's III Dunkirk, MD 7.22 mi Harwood, MD 7.60 mi Upper Marlboro, MD 9.60 miInterstate highway exits close to Duffy's III Exit 13, i95 16.36 mi Exit 11, i95 17.19 mi Exit 15, i95 17.73 miInterstate highways close to Duffy's III i95 map 16.36 mi i97 map 21.52 mi i495md map 33.81 miState roads close to Duffy's III MD 408 map 0.72 mi MD 4 map 1.52 mi MD 794 map 1.59 mi