| Castricum to Hazleton (Pennsylvania) | 3,695.54 mi (5,947.40 km) |
| Castricum to Healdsburg (California) | 5,396.54 mi (8,684.89 km) |
| Castricum to Heath (Ohio) | 3,988.11 mi (6,418.24 km) |
| Castricum to Heber (Utah) | 4,960.15 mi (7,982.59 km) |
| Castricum to Helena (Alabama) | 4,493.94 mi (7,232.30 km) |
| Castricum to Helena (Montana) | 4,636.13 mi (7,461.12 km) |
| Castricum to Hemet (California) | 5,520.32 mi (8,884.09 km) |
| Castricum to Henderson (Kentucky) | 4,289.54 mi (6,903.34 km) |
| Castricum to Henderson (Nevada) | 5,327.89 mi (8,574.42 km) |
| Castricum to Henderson (North Carolina) | 4,010.37 mi (6,454.07 km) |
| Castricum to Henderson (Texas) | 4,853.83 mi (7,811.48 km) |
| Castricum to Hendersonville (North Carolina) | 4,218.71 mi (6,789.35 km) |
| Castricum to Hendersonville (Tennessee) | 4,329.56 mi (6,967.76 km) |
| Castricum to Hercules (California) | 5,417.21 mi (8,718.16 km) |
| Castricum to Hereford (Texas) | 4,983.80 mi (8,020.65 km) |
