| Tonawanda to Rheinbach | 3,860.21 mi (6,212.40 km) |
| Tonawanda to Rheinberg | 3,817.31 mi (6,143.37 km) |
| Tonawanda to Rheine | 3,825.30 mi (6,156.22 km) |
| Tonawanda to Rheinfelden (Baden) | 3,997.43 mi (6,433.25 km) |
| Tonawanda to Ribnitz-Damgarten | 3,943.43 mi (6,346.33 km) |
| Tonawanda to Richterich | 3,820.23 mi (6,148.07 km) |
| Tonawanda to Riedlingen | 4,043.45 mi (6,507.31 km) |
| Tonawanda to Riegelsberg | 3,904.04 mi (6,282.95 km) |
| Tonawanda to Rielasingen-Worblingen | 4,033.29 mi (6,490.95 km) |
| Tonawanda to Riesa | 4,076.34 mi (6,560.24 km) |
| Tonawanda to Rietberg | 3,878.49 mi (6,241.83 km) |
| Tonawanda to Rinteln | 3,889.86 mi (6,260.12 km) |
| Tonawanda to Ritterhude | 3,845.46 mi (6,188.67 km) |
| Tonawanda to Rodenbach | 3,956.66 mi (6,367.63 km) |
| Tonawanda to Rodental | 4,029.70 mi (6,485.18 km) |
