| Castricum to Bumbesti-Jiu | 987.12 mi (1,588.61 km) |
| Castricum to Busteni | 1,061.86 mi (1,708.90 km) |
| Castricum to Buzau | 1,123.19 mi (1,807.60 km) |
| Castricum to Cajvana | 996.79 mi (1,604.19 km) |
| Castricum to Calafat | 1,023.80 mi (1,647.65 km) |
| Castricum to Calan | 949.49 mi (1,528.05 km) |
| Castricum to Calarasi | 1,182.35 mi (1,902.81 km) |
| Castricum to Campia Turzii | 951.96 mi (1,532.04 km) |
| Castricum to Campina | 1,081.19 mi (1,740.01 km) |
| Castricum to Campulung | 1,048.26 mi (1,687.01 km) |
| Castricum to Campulung Moldovenesc | 985.22 mi (1,585.55 km) |
| Castricum to Caracal | 1,070.30 mi (1,722.49 km) |
| Castricum to Caransebes | 932.37 mi (1,500.50 km) |
| Castricum to Carei | 854.42 mi (1,375.06 km) |
| Castricum to Cernavoda | 1,204.38 mi (1,938.27 km) |
