| Niederkassel to Zlate Moravce | 535.40 mi (861.65 km) |
| Niederkassel to Zvolen | 561.22 mi (903.20 km) |
| Niederkassel to Ajdovscina | 464.10 mi (746.90 km) |
| Niederkassel to Ankaran | 475.31 mi (764.93 km) |
| Niederkassel to Apace | 494.00 mi (795.01 km) |
| Niederkassel to Beltinci | 509.85 mi (820.53 km) |
| Niederkassel to Benedikt | 496.90 mi (799.68 km) |
| Niederkassel to Bistrica ob Sotli | 513.80 mi (826.88 km) |
| Niederkassel to Bled | 445.89 mi (717.59 km) |
| Niederkassel to Bohinjska Bistrica | 445.36 mi (716.74 km) |
| Niederkassel to Borovnica | 476.53 mi (766.90 km) |
| Niederkassel to Bovec | 429.30 mi (690.89 km) |
| Niederkassel to Braslovce | 481.12 mi (774.29 km) |
| Niederkassel to Brezice | 518.61 mi (834.62 km) |
| Niederkassel to Brezovica | 473.35 mi (761.79 km) |
