| Seaham to Montigny-les-Metz | 508.35 mi (818.10 km) |
| Seaham to Montivilliers | 371.43 mi (597.76 km) |
| Seaham to Montlouis-sur-Loire | 523.31 mi (842.18 km) |
| Seaham to Montlucon | 611.93 mi (984.81 km) |
| Seaham to Montmagny | 434.56 mi (699.36 km) |
| Seaham to Montmorency | 433.10 mi (697.01 km) |
| Seaham to Montpellier | 810.15 mi (1,303.82 km) |
| Seaham to Montreuil | 443.38 mi (713.55 km) |
| Seaham to Montrouge | 444.39 mi (715.18 km) |
| Seaham to Morangis | 451.82 mi (727.13 km) |
| Seaham to Morieres-les-Avignon | 802.88 mi (1,292.12 km) |
| Seaham to Morlaix | 445.54 mi (717.03 km) |
| Seaham to Morsang-sur-Orge | 454.90 mi (732.09 km) |
| Seaham to Mouans-Sartoux | 859.78 mi (1,383.68 km) |
| Seaham to Mougins | 861.49 mi (1,386.44 km) |
