| Castricum to River Ridge (Louisiana) | 4,796.21 mi (7,718.75 km) |
| Castricum to Riverbank (California) | 5,398.12 mi (8,687.43 km) |
| Castricum to Riverdale (Georgia) | 4,383.55 mi (7,054.64 km) |
| Castricum to Riverdale (Illinois) | 4,103.07 mi (6,603.25 km) |
| Castricum to Riverside (California) | 5,520.30 mi (8,884.06 km) |
| Castricum to Riverside (Ohio) | 4,063.38 mi (6,539.38 km) |
| Castricum to Riverton (Utah) | 4,976.56 mi (8,009.01 km) |
| Castricum to Riverton (Wyoming) | 4,728.08 mi (7,609.11 km) |
| Castricum to Riverview (Florida) | 4,593.75 mi (7,392.92 km) |
| Castricum to Riverview (Michigan) | 3,913.90 mi (6,298.81 km) |
| Castricum to Riviera Beach (Florida) | 4,556.97 mi (7,333.74 km) |
| Castricum to Riviera Beach (Maryland) | 3,800.29 mi (6,115.98 km) |
| Castricum to Roanoke (Virginia) | 4,024.88 mi (6,477.41 km) |
| Castricum to Roanoke Rapids (North Carolina) | 3,974.20 mi (6,395.85 km) |
| Castricum to Robbinsdale (Minnesota) | 4,137.34 mi (6,658.41 km) |
