| Castricum to Calne | 293.93 mi (473.04 km) |
| Castricum to Cam | 303.82 mi (488.96 km) |
| Castricum to Camberley | 245.12 mi (394.48 km) |
| Castricum to Camborne | 458.66 mi (738.14 km) |
| Castricum to Cambridge | 193.25 mi (311.00 km) |
| Castricum to Cambuslang | 422.12 mi (679.33 km) |
| Castricum to Canford Cliffs | 310.34 mi (499.44 km) |
| Castricum to Cannock | 280.84 mi (451.97 km) |
| Castricum to Canterbury | 176.23 mi (283.61 km) |
| Castricum to Carlisle | 350.43 mi (563.96 km) |
| Castricum to Carlton Colville | 125.32 mi (201.69 km) |
| Castricum to Carluke | 407.95 mi (656.53 km) |
| Castricum to Carnoustie | 402.11 mi (647.14 km) |
| Castricum to Carshalton | 221.46 mi (356.41 km) |
| Castricum to Carterton | 270.69 mi (435.64 km) |
