| Castricum to Salisbury (New York) | 3,610.40 mi (5,810.38 km) |
| Castricum to Salisbury (North Carolina) | 4,124.61 mi (6,637.91 km) |
| Castricum to Salmon Creek (Washington) | 4,967.34 mi (7,994.16 km) |
| Castricum to Salt Lake City (Utah) | 4,960.85 mi (7,983.72 km) |
| Castricum to Sammamish (Washington) | 4,840.05 mi (7,789.31 km) |
| Castricum to San Angelo (Texas) | 5,099.76 mi (8,207.27 km) |
| Castricum to San Anselmo (California) | 5,427.12 mi (8,734.11 km) |
| Castricum to San Antonio (Texas) | 5,137.44 mi (8,267.92 km) |
| Castricum to San Benito (Texas) | 5,286.50 mi (8,507.80 km) |
| Castricum to San Bernardino (California) | 5,505.31 mi (8,859.93 km) |
| Castricum to San Bruno (California) | 5,444.80 mi (8,762.55 km) |
| Castricum to San Buenaventura (California) | 5,554.83 mi (8,939.64 km) |
| Castricum to San Carlos (California) | 5,448.01 mi (8,767.73 km) |
| Castricum to San Carlos Park (Florida) | 4,644.00 mi (7,473.80 km) |
| Castricum to San Clemente (California) | 5,555.53 mi (8,940.76 km) |
