| Ironton to Hohenhameln | 4,282.73 mi (6,892.39 km) |
| Ironton to Hohenkirchen-Siegertsbrunn | 4,490.18 mi (7,226.24 km) |
| Ironton to Hohenmolsen | 4,395.61 mi (7,074.05 km) |
| Ironton to Hohenstein-Ernstthal | 4,431.20 mi (7,131.33 km) |
| Ironton to Hohr-Grenzhausen | 4,249.04 mi (6,838.17 km) |
| Ironton to Holzgerlingen | 4,360.23 mi (7,017.11 km) |
| Ironton to Holzkirchen | 4,493.55 mi (7,231.66 km) |
| Ironton to Holzminden | 4,273.26 mi (6,877.14 km) |
| Ironton to Holzwickede | 4,213.71 mi (6,781.31 km) |
| Ironton to Homburg | 4,271.08 mi (6,873.64 km) |
| Ironton to Hoppegarten | 4,407.16 mi (7,092.65 km) |
| Ironton to Horb am Neckar | 4,353.84 mi (7,006.82 km) |
| Ironton to Horn-Bad Meinberg | 4,253.31 mi (6,845.03 km) |
| Ironton to Horstel | 4,188.10 mi (6,740.09 km) |
| Ironton to Hosbach | 4,322.86 mi (6,956.97 km) |
