| Niagara Falls to Hovelhof | 3,887.34 mi (6,256.07 km) |
| Niagara Falls to Hoxter | 3,915.82 mi (6,301.91 km) |
| Niagara Falls to Hoyerswerda | 4,107.85 mi (6,610.95 km) |
| Niagara Falls to Huckelhoven | 3,819.74 mi (6,147.28 km) |
| Niagara Falls to Huckeswagen | 3,859.99 mi (6,212.05 km) |
| Niagara Falls to Hude | 3,838.08 mi (6,176.80 km) |
| Niagara Falls to Hullhorst | 3,872.56 mi (6,232.28 km) |
| Niagara Falls to Hunfeld | 3,968.36 mi (6,386.46 km) |
| Niagara Falls to Hungen | 3,942.21 mi (6,344.37 km) |
| Niagara Falls to Hunxe | 3,822.01 mi (6,150.94 km) |
| Niagara Falls to Hurtgenwald | 3,837.00 mi (6,175.06 km) |
| Niagara Falls to Hurth | 3,850.91 mi (6,197.44 km) |
| Niagara Falls to Husum | 3,816.02 mi (6,141.29 km) |
| Niagara Falls to Ibbenburen | 3,837.32 mi (6,175.57 km) |
| Niagara Falls to Ichenhausen | 4,070.80 mi (6,551.32 km) |
