| Seaham to Melzo | 800.00 mi (1,287.48 km) |
| Seaham to Mendicino | 1,348.37 mi (2,169.99 km) |
| Seaham to Menfi | 1,367.12 mi (2,200.17 km) |
| Seaham to Mentana | 1,089.48 mi (1,753.35 km) |
| Seaham to Merano | 783.39 mi (1,260.75 km) |
| Seaham to Merate | 788.80 mi (1,269.45 km) |
| Seaham to Mercato San Severino | 1,219.32 mi (1,962.30 km) |
| Seaham to Mercogliano | 1,210.46 mi (1,948.04 km) |
| Seaham to Mesagne | 1,319.69 mi (2,123.83 km) |
| Seaham to Messina | 1,394.93 mi (2,244.93 km) |
| Seaham to Mestre | 879.31 mi (1,415.11 km) |
| Seaham to Mestrino | 867.67 mi (1,396.38 km) |
| Seaham to Milan | 796.11 mi (1,281.21 km) |
| Seaham to Milazzo | 1,385.21 mi (2,229.28 km) |
| Seaham to Minerbio | 906.08 mi (1,458.20 km) |
