| Niagara Falls to Rothenbach an der Pegnitz | 4,066.52 mi (6,544.42 km) |
| Niagara Falls to Rothenburg ob der Tauber | 4,029.23 mi (6,484.41 km) |
| Niagara Falls to Rottweil | 4,011.25 mi (6,455.49 km) |
| Niagara Falls to Rudersberg | 4,021.43 mi (6,471.87 km) |
| Niagara Falls to Rudesheim am Rhein | 3,921.32 mi (6,310.75 km) |
| Niagara Falls to Rudolstadt | 4,025.53 mi (6,478.46 km) |
| Niagara Falls to Runkel | 3,915.73 mi (6,301.75 km) |
| Niagara Falls to Ruppichteroth | 3,875.44 mi (6,236.91 km) |
| Niagara Falls to Russelsheim | 3,939.54 mi (6,340.07 km) |
| Niagara Falls to Rutesheim | 4,001.30 mi (6,439.47 km) |
| Niagara Falls to Ruthen | 3,891.81 mi (6,263.26 km) |
| Niagara Falls to Saalfeld | 4,029.37 mi (6,484.65 km) |
| Niagara Falls to Saarbrucken | 3,910.31 mi (6,293.04 km) |
| Niagara Falls to Saarlouis | 3,897.66 mi (6,272.68 km) |
| Niagara Falls to Saarwellingen | 3,898.57 mi (6,274.14 km) |
