| Heerlen to Bumbesti-Jiu | 892.36 mi (1,436.12 km) |
| Heerlen to Busteni | 973.76 mi (1,567.11 km) |
| Heerlen to Buzau | 1,036.76 mi (1,668.51 km) |
| Heerlen to Cajvana | 923.87 mi (1,486.82 km) |
| Heerlen to Calafat | 922.23 mi (1,484.19 km) |
| Heerlen to Calan | 856.81 mi (1,378.90 km) |
| Heerlen to Calarasi | 1,092.44 mi (1,758.12 km) |
| Heerlen to Campia Turzii | 866.44 mi (1,394.40 km) |
| Heerlen to Campina | 992.08 mi (1,596.61 km) |
| Heerlen to Campulung | 958.19 mi (1,542.05 km) |
| Heerlen to Campulung Moldovenesc | 910.18 mi (1,464.79 km) |
| Heerlen to Caracal | 972.82 mi (1,565.60 km) |
| Heerlen to Caransebes | 835.83 mi (1,345.14 km) |
| Heerlen to Carei | 773.23 mi (1,244.40 km) |
| Heerlen to Cernavoda | 1,116.72 mi (1,797.19 km) |
