| Ploiesti to Rodgau | 871.23 mi (1,402.11 km) |
| Ploiesti to Roding | 699.08 mi (1,125.05 km) |
| Ploiesti to Rodinghausen | 943.78 mi (1,518.87 km) |
| Ploiesti to Roetgen | 997.10 mi (1,604.68 km) |
| Ploiesti to Rommerskirchen | 984.20 mi (1,583.92 km) |
| Ploiesti to Ronnenberg | 901.43 mi (1,450.72 km) |
| Ploiesti to Rosbach vor der Hohe | 884.83 mi (1,424.00 km) |
| Ploiesti to Rosdorf | 866.79 mi (1,394.97 km) |
| Ploiesti to Rosenheim | 690.58 mi (1,111.39 km) |
| Ploiesti to Rosrath | 960.97 mi (1,546.53 km) |
| Ploiesti to Rossdorf | 873.52 mi (1,405.80 km) |
| Ploiesti to Rosstal | 773.21 mi (1,244.36 km) |
| Ploiesti to Rostock | 884.26 mi (1,423.08 km) |
| Ploiesti to Rotenburg an der Fulda | 859.44 mi (1,383.14 km) |
| Ploiesti to Roth | 761.08 mi (1,224.84 km) |
