| Bad Neuenahr-Ahrweiler to Bumbesti-Jiu | 837.93 mi (1,348.52 km) |
| Bad Neuenahr-Ahrweiler to Busteni | 919.88 mi (1,480.41 km) |
| Bad Neuenahr-Ahrweiler to Buzau | 983.05 mi (1,582.06 km) |
| Bad Neuenahr-Ahrweiler to Cajvana | 872.31 mi (1,403.85 km) |
| Bad Neuenahr-Ahrweiler to Calafat | 867.54 mi (1,396.17 km) |
| Bad Neuenahr-Ahrweiler to Calan | 802.55 mi (1,291.58 km) |
| Bad Neuenahr-Ahrweiler to Calarasi | 1,038.34 mi (1,671.05 km) |
| Bad Neuenahr-Ahrweiler to Campia Turzii | 812.94 mi (1,308.31 km) |
| Bad Neuenahr-Ahrweiler to Campina | 938.10 mi (1,509.72 km) |
| Bad Neuenahr-Ahrweiler to Campulung | 904.12 mi (1,455.04 km) |
| Bad Neuenahr-Ahrweiler to Campulung Moldovenesc | 858.26 mi (1,381.23 km) |
| Bad Neuenahr-Ahrweiler to Caracal | 918.22 mi (1,477.73 km) |
| Bad Neuenahr-Ahrweiler to Caransebes | 781.31 mi (1,257.40 km) |
| Bad Neuenahr-Ahrweiler to Carei | 720.46 mi (1,159.47 km) |
| Bad Neuenahr-Ahrweiler to Cernavoda | 1,062.83 mi (1,710.46 km) |
