| Kalkar to Marghita | 778.37 mi (1,252.67 km) |
| Kalkar to Marginea | 909.80 mi (1,464.17 km) |
| Kalkar to Matca | 1,044.10 mi (1,680.31 km) |
| Kalkar to Medgidia | 1,133.86 mi (1,824.76 km) |
| Kalkar to Media | 902.67 mi (1,452.70 km) |
| Kalkar to Miercurea-Ciuc | 954.72 mi (1,536.48 km) |
| Kalkar to Mioveni | 972.18 mi (1,564.57 km) |
| Kalkar to Mizil | 1,030.73 mi (1,658.79 km) |
| Kalkar to Moinesti | 980.42 mi (1,577.83 km) |
| Kalkar to Moisei | 860.09 mi (1,384.18 km) |
| Kalkar to Moldova Noua | 855.13 mi (1,376.19 km) |
| Kalkar to Moreni | 999.39 mi (1,608.37 km) |
| Kalkar to Motru | 901.21 mi (1,450.36 km) |
| Kalkar to Murfatlar | 1,142.85 mi (1,839.25 km) |
| Kalkar to Nasaud | 866.18 mi (1,393.99 km) |
