| Seaham to Marasesti | 1,390.07 mi (2,237.10 km) |
| Seaham to Marghita | 1,142.60 mi (1,838.84 km) |
| Seaham to Marginea | 1,259.46 mi (2,026.91 km) |
| Seaham to Matca | 1,403.00 mi (2,257.91 km) |
| Seaham to Medgidia | 1,499.34 mi (2,412.95 km) |
| Seaham to Media | 1,268.68 mi (2,041.74 km) |
| Seaham to Miercurea-Ciuc | 1,315.40 mi (2,116.93 km) |
| Seaham to Mioveni | 1,342.60 mi (2,160.70 km) |
| Seaham to Mizil | 1,397.27 mi (2,248.68 km) |
| Seaham to Moinesti | 1,338.63 mi (2,154.31 km) |
| Seaham to Moisei | 1,215.21 mi (1,955.69 km) |
| Seaham to Moldova Noua | 1,232.89 mi (1,984.15 km) |
| Seaham to Moreni | 1,368.02 mi (2,201.61 km) |
| Seaham to Motru | 1,276.45 mi (2,054.25 km) |
| Seaham to Murfatlar | 1,508.32 mi (2,427.40 km) |
