| Castricum to Homer Glen (Illinois) | 4,116.42 mi (6,624.74 km) |
| Castricum to Homestead (Florida) | 4,640.49 mi (7,468.14 km) |
| Castricum to Homewood (Alabama) | 4,482.10 mi (7,213.24 km) |
| Castricum to Homewood (Illinois) | 4,108.12 mi (6,611.38 km) |
| Castricum to Homosassa Springs (Florida) | 4,552.20 mi (7,326.05 km) |
| Castricum to Honeygo (Maryland) | 3,785.06 mi (6,091.46 km) |
| Castricum to Honolulu (Hawaii) | 7,224.76 mi (11,627.12 km) |
| Castricum to Hoover (Alabama) | 4,486.40 mi (7,220.16 km) |
| Castricum to Hopatcong (New Jersey) | 3,644.07 mi (5,864.57 km) |
| Castricum to Hope Mills (North Carolina) | 4,098.17 mi (6,595.37 km) |
| Castricum to Hopewell (Virginia) | 3,919.56 mi (6,307.91 km) |
| Castricum to Hopkins (Minnesota) | 4,144.78 mi (6,670.38 km) |
| Castricum to Hopkinsville (Kentucky) | 4,336.07 mi (6,978.23 km) |
| Castricum to Horizon City (Texas) | 5,288.71 mi (8,511.36 km) |
| Castricum to Horizon West (Florida) | 4,533.94 mi (7,296.68 km) |
