| Gronau to Marghita | 758.44 mi (1,220.59 km) |
| Gronau to Marginea | 884.80 mi (1,423.95 km) |
| Gronau to Matca | 1,022.41 mi (1,645.40 km) |
| Gronau to Medgidia | 1,114.93 mi (1,794.31 km) |
| Gronau to Media | 883.75 mi (1,422.25 km) |
| Gronau to Miercurea-Ciuc | 933.58 mi (1,502.46 km) |
| Gronau to Mioveni | 955.60 mi (1,537.89 km) |
| Gronau to Mizil | 1,012.19 mi (1,628.97 km) |
| Gronau to Moinesti | 958.38 mi (1,542.37 km) |
| Gronau to Moisei | 836.75 mi (1,346.61 km) |
| Gronau to Moldova Noua | 844.08 mi (1,358.41 km) |
| Gronau to Moreni | 981.86 mi (1,580.16 km) |
| Gronau to Motru | 887.81 mi (1,428.80 km) |
| Gronau to Murfatlar | 1,123.93 mi (1,808.79 km) |
| Gronau to Nasaud | 844.04 mi (1,358.36 km) |
