| Grefrath to Zlate Moravce | 573.76 mi (923.38 km) |
| Grefrath to Zvolen | 598.35 mi (962.95 km) |
| Grefrath to Ajdovscina | 510.71 mi (821.90 km) |
| Grefrath to Ankaran | 522.06 mi (840.17 km) |
| Grefrath to Apace | 538.58 mi (866.77 km) |
| Grefrath to Beltinci | 554.31 mi (892.08 km) |
| Grefrath to Benedikt | 541.64 mi (871.69 km) |
| Grefrath to Bistrica ob Sotli | 559.36 mi (900.21 km) |
| Grefrath to Bled | 492.13 mi (792.01 km) |
| Grefrath to Bohinjska Bistrica | 491.75 mi (791.40 km) |
| Grefrath to Borovnica | 522.95 mi (841.60 km) |
| Grefrath to Bovec | 475.83 mi (765.77 km) |
| Grefrath to Braslovce | 526.87 mi (847.92 km) |
| Grefrath to Brezice | 564.37 mi (908.26 km) |
| Grefrath to Brezovica | 519.68 mi (836.34 km) |
