| Grefrath to Marghita | 768.86 mi (1,237.36 km) |
| Grefrath to Marginea | 903.49 mi (1,454.03 km) |
| Grefrath to Matca | 1,035.42 mi (1,666.35 km) |
| Grefrath to Medgidia | 1,123.35 mi (1,807.86 km) |
| Grefrath to Media | 892.36 mi (1,436.12 km) |
| Grefrath to Miercurea-Ciuc | 945.77 mi (1,522.08 km) |
| Grefrath to Mioveni | 960.39 mi (1,545.59 km) |
| Grefrath to Mizil | 1,020.06 mi (1,641.63 km) |
| Grefrath to Moinesti | 972.03 mi (1,564.33 km) |
| Grefrath to Moisei | 852.71 mi (1,372.30 km) |
| Grefrath to Moldova Noua | 840.34 mi (1,352.40 km) |
| Grefrath to Moreni | 988.14 mi (1,590.27 km) |
| Grefrath to Motru | 887.66 mi (1,428.55 km) |
| Grefrath to Murfatlar | 1,132.35 mi (1,822.33 km) |
| Grefrath to Nasaud | 857.99 mi (1,380.80 km) |
