| Clarksburg to Rodgau | 4,062.97 mi (6,538.72 km) |
| Clarksburg to Roding | 4,233.65 mi (6,813.40 km) |
| Clarksburg to Rodinghausen | 3,982.72 mi (6,409.56 km) |
| Clarksburg to Roetgen | 3,937.13 mi (6,336.19 km) |
| Clarksburg to Rommerskirchen | 3,946.23 mi (6,350.85 km) |
| Clarksburg to Ronnenberg | 4,026.14 mi (6,479.45 km) |
| Clarksburg to Rosbach vor der Hohe | 4,047.35 mi (6,513.58 km) |
| Clarksburg to Rosdorf | 4,059.40 mi (6,532.98 km) |
| Clarksburg to Rosenheim | 4,262.20 mi (6,859.35 km) |
| Clarksburg to Rosrath | 3,969.57 mi (6,388.41 km) |
| Clarksburg to Rossdorf | 4,062.53 mi (6,538.01 km) |
| Clarksburg to Rosstal | 4,161.96 mi (6,698.03 km) |
| Clarksburg to Rostock | 4,067.92 mi (6,546.68 km) |
| Clarksburg to Rotenburg an der Fulda | 4,067.53 mi (6,546.05 km) |
| Clarksburg to Roth | 4,175.12 mi (6,719.21 km) |
