Potomac BP 2024-11-28 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Potomac BP Rockville, MD 6.91 mi Bethesda, MD 7.03 mi Cabin John, MD 7.54 miInterstate highway exits close to Potomac BP Exit 4b a, i270md 4.60 mi Exit 2, i270md 4.92 mi Exit 38, i495md 4.99 miInterstate highways close to Potomac BP i270md map 4.60 mi i495md map 4.99 mi i495va map 4.99 miState roads close to Potomac BP MD 189 map 0.41 mi MD 190 map 1.94 mi MD 191 map 3.84 mi