| Potomac Park to Rheinbach | 5,646.23 mi (9,086.72 km) |
| Potomac Park to Rheinberg | 5,589.20 mi (8,994.95 km) |
| Potomac Park to Rheine | 5,575.08 mi (8,972.22 km) |
| Potomac Park to Rheinfelden (Baden) | 5,830.55 mi (9,383.36 km) |
| Potomac Park to Ribnitz-Damgarten | 5,604.60 mi (9,019.73 km) |
| Potomac Park to Richterich | 5,611.18 mi (9,030.32 km) |
| Potomac Park to Riedlingen | 5,849.90 mi (9,414.50 km) |
| Potomac Park to Riegelsberg | 5,714.82 mi (9,197.11 km) |
| Potomac Park to Rielasingen-Worblingen | 5,853.26 mi (9,419.91 km) |
| Potomac Park to Riesa | 5,786.40 mi (9,312.30 km) |
| Potomac Park to Rietberg | 5,628.21 mi (9,057.73 km) |
| Potomac Park to Rinteln | 5,625.74 mi (9,053.76 km) |
| Potomac Park to Ritterhude | 5,564.75 mi (8,955.59 km) |
| Potomac Park to Rodenbach | 5,731.72 mi (9,224.31 km) |
| Potomac Park to Rodental | 5,781.98 mi (9,305.20 km) |
