| Castricum to Hohenhameln | 228.44 mi (367.63 km) |
| Castricum to Hohenkirchen-Siegertsbrunn | 441.70 mi (710.85 km) |
| Castricum to Hohenmolsen | 331.27 mi (533.13 km) |
| Castricum to Hohenstein-Ernstthal | 365.25 mi (587.82 km) |
| Castricum to Hohr-Grenzhausen | 195.05 mi (313.91 km) |
| Castricum to Holzgerlingen | 330.50 mi (531.89 km) |
| Castricum to Holzkirchen | 447.55 mi (720.27 km) |
| Castricum to Holzminden | 208.52 mi (335.58 km) |
| Castricum to Holzwickede | 144.87 mi (233.15 km) |
| Castricum to Homburg | 251.73 mi (405.12 km) |
| Castricum to Hoppegarten | 378.03 mi (608.38 km) |
| Castricum to Horb am Neckar | 334.12 mi (537.72 km) |
| Castricum to Horn-Bad Meinberg | 187.73 mi (302.13 km) |
| Castricum to Horstel | 124.23 mi (199.93 km) |
| Castricum to Hosbach | 263.42 mi (423.93 km) |
