| Niagara Falls to Querfurt | 4,012.17 mi (6,456.96 km) |
| Niagara Falls to Quickborn | 3,870.02 mi (6,228.19 km) |
| Niagara Falls to Quierschied | 3,909.46 mi (6,291.68 km) |
| Niagara Falls to Radeberg | 4,107.29 mi (6,610.05 km) |
| Niagara Falls to Radebeul | 4,098.10 mi (6,595.25 km) |
| Niagara Falls to Radevormwald | 3,858.50 mi (6,209.66 km) |
| Niagara Falls to Radolfzell am Bodensee | 4,040.26 mi (6,502.17 km) |
| Niagara Falls to Raesfeld | 3,820.51 mi (6,148.52 km) |
| Niagara Falls to Rahden | 3,866.33 mi (6,222.25 km) |
| Niagara Falls to Rain | 4,082.73 mi (6,570.52 km) |
| Niagara Falls to Rangsdorf | 4,047.34 mi (6,513.56 km) |
| Niagara Falls to Rastatt | 3,970.64 mi (6,390.13 km) |
| Niagara Falls to Rastede | 3,824.00 mi (6,154.13 km) |
| Niagara Falls to Ratekau | 3,892.84 mi (6,264.92 km) |
| Niagara Falls to Rathenow | 3,996.34 mi (6,431.49 km) |
