Live Chat I-270 MD Community Nearby Traffic Rockville (Transport subway) 2024-06-01 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Rockville (Transport Subway) Bethesda, MD 0.00 Chevy Chase, MD 0.00 Potomac, MD 0.00 Interstate highway exits close to Rockville (Transport Subway) Exit 10, i270md 0.57 Exit 11b a, i270md 0.96 Exit 9b a, i270md 2.61 Interstate highways close to Rockville (Transport Subway) i270md map 0.57 i495md map 15.41 i495va map 15.41 State roads close to Rockville (Transport Subway) MD 355 map 0.37 MD 117 map 0.40 MD 124 map 0.94