| Niagara Falls to Haaren | 3,824.70 mi (6,155.26 km) |
| Niagara Falls to Hadamar | 3,910.19 mi (6,292.84 km) |
| Niagara Falls to Hagen | 3,858.12 mi (6,209.05 km) |
| Niagara Falls to Hagen im Bremischen | 3,836.85 mi (6,174.81 km) |
| Niagara Falls to Hagenow | 3,926.79 mi (6,319.57 km) |
| Niagara Falls to Haiger | 3,906.27 mi (6,286.54 km) |
| Niagara Falls to Haigerloch | 4,011.45 mi (6,455.80 km) |
| Niagara Falls to Hainichen | 4,083.49 mi (6,571.74 km) |
| Niagara Falls to Halberstadt | 3,973.81 mi (6,395.22 km) |
| Niagara Falls to Haldensleben | 3,974.00 mi (6,395.54 km) |
| Niagara Falls to Hallbergmoos | 4,127.89 mi (6,643.20 km) |
| Niagara Falls to Halle | 3,868.49 mi (6,225.73 km) |
| Niagara Falls to Halle | 4,022.35 mi (6,473.34 km) |
| Niagara Falls to Halle-Neustadt | 4,020.70 mi (6,470.69 km) |
| Niagara Falls to Hallstadt | 4,036.53 mi (6,496.17 km) |
