| Niederkassel to Veliki Preslav | 1,066.93 mi (1,717.06 km) |
| Niederkassel to Veliko Tarnovo | 1,022.47 mi (1,645.51 km) |
| Niederkassel to Velingrad | 1,007.37 mi (1,621.21 km) |
| Niederkassel to Vidin | 874.73 mi (1,407.74 km) |
| Niederkassel to Vratsa | 936.10 mi (1,506.51 km) |
| Niederkassel to Yambol | 1,083.09 mi (1,743.06 km) |
| Niederkassel to Zlatograd | 1,078.71 mi (1,736.01 km) |
| Niederkassel to Beli Manastir | 634.88 mi (1,021.74 km) |
| Niederkassel to Bjelovar | 562.99 mi (906.05 km) |
| Niederkassel to Cakovec | 526.79 mi (847.79 km) |
| Niederkassel to Cepin | 644.28 mi (1,036.87 km) |
| Niederkassel to Crikvenica | 525.89 mi (846.33 km) |
| Niederkassel to Dakovo | 647.48 mi (1,042.01 km) |
| Niederkassel to Daruvar | 591.12 mi (951.31 km) |
| Niederkassel to Duga Resa | 537.81 mi (865.53 km) |
