| Harlingen to Marghita | 845.32 mi (1,360.41 km) |
| Harlingen to Marginea | 966.03 mi (1,554.67 km) |
| Harlingen to Matca | 1,107.08 mi (1,781.68 km) |
| Harlingen to Medgidia | 1,202.10 mi (1,934.59 km) |
| Harlingen to Media | 971.24 mi (1,563.07 km) |
| Harlingen to Miercurea-Ciuc | 1,018.96 mi (1,639.87 km) |
| Harlingen to Mioveni | 1,044.83 mi (1,681.49 km) |
| Harlingen to Mizil | 1,099.82 mi (1,770.00 km) |
| Harlingen to Moinesti | 1,042.81 mi (1,678.25 km) |
| Harlingen to Moisei | 920.03 mi (1,480.65 km) |
| Harlingen to Moldova Noua | 936.62 mi (1,507.34 km) |
| Harlingen to Moreni | 1,070.34 mi (1,722.55 km) |
| Harlingen to Motru | 979.15 mi (1,575.79 km) |
| Harlingen to Murfatlar | 1,211.09 mi (1,949.05 km) |
| Harlingen to Nasaud | 928.60 mi (1,494.44 km) |
