| Harlingen to Bumbesti-Jiu | 976.92 mi (1,572.20 km) |
| Harlingen to Busteni | 1,047.67 mi (1,686.07 km) |
| Harlingen to Buzau | 1,107.92 mi (1,783.02 km) |
| Harlingen to Cajvana | 975.40 mi (1,569.75 km) |
| Harlingen to Calafat | 1,017.64 mi (1,637.74 km) |
| Harlingen to Calan | 938.26 mi (1,509.98 km) |
| Harlingen to Calarasi | 1,168.76 mi (1,880.94 km) |
| Harlingen to Campia Turzii | 936.86 mi (1,507.72 km) |
| Harlingen to Campina | 1,067.48 mi (1,717.94 km) |
| Harlingen to Campulung | 1,035.19 mi (1,665.97 km) |
| Harlingen to Campulung Moldovenesc | 964.84 mi (1,552.75 km) |
| Harlingen to Caracal | 1,061.43 mi (1,708.20 km) |
| Harlingen to Caransebes | 923.45 mi (1,486.15 km) |
| Harlingen to Carei | 837.61 mi (1,348.00 km) |
| Harlingen to Cernavoda | 1,189.52 mi (1,914.35 km) |
