| Castricum to Camas (Washington) | 4,968.12 mi (7,995.41 km) |
| Castricum to Cambridge (Maryland) | 3,811.41 mi (6,133.88 km) |
| Castricum to Cambridge (Massachusetts) | 3,441.26 mi (5,538.18 km) |
| Castricum to Camden (Arkansas) | 4,706.48 mi (7,574.35 km) |
| Castricum to Camden (New Jersey) | 3,708.44 mi (5,968.16 km) |
| Castricum to Cameron Park (California) | 5,342.83 mi (8,598.46 km) |
| Castricum to Camp Pendleton South (California) | 5,561.77 mi (8,950.81 km) |
| Castricum to Camp Springs (Maryland) | 3,832.60 mi (6,167.97 km) |
| Castricum to Camp Verde (Arizona) | 5,312.45 mi (8,549.56 km) |
| Castricum to Campbell (California) | 5,452.54 mi (8,775.01 km) |
| Castricum to Campbellsville (Kentucky) | 4,230.00 mi (6,807.52 km) |
| Castricum to Campton Hills (Illinois) | 4,116.42 mi (6,624.73 km) |
| Castricum to Canby (Oregon) | 4,994.39 mi (8,037.69 km) |
| Castricum to Candelaria (Puerto Rico) | 4,416.61 mi (7,107.84 km) |
| Castricum to Candler-McAfee (Georgia) | 4,369.90 mi (7,032.68 km) |
