| Melksham to Montalegre | 711.68 mi (1,145.34 km) |
| Melksham to Montemor-o-Novo | 926.93 mi (1,491.75 km) |
| Melksham to Montemor-o-Velho | 835.12 mi (1,344.00 km) |
| Melksham to Montijo | 935.77 mi (1,505.98 km) |
| Melksham to Mortagua | 809.86 mi (1,303.34 km) |
| Melksham to Moura | 950.41 mi (1,529.53 km) |
| Melksham to Murtosa | 797.49 mi (1,283.43 km) |
| Melksham to Nazare | 878.86 mi (1,414.39 km) |
| Melksham to Nelas | 797.98 mi (1,284.22 km) |
| Melksham to Obidos | 896.23 mi (1,442.35 km) |
| Melksham to Odemira | 1,004.03 mi (1,615.83 km) |
| Melksham to Odivelas | 933.61 mi (1,502.49 km) |
| Melksham to Oeiras | 943.02 mi (1,517.64 km) |
| Melksham to Olhao | 1,029.82 mi (1,657.34 km) |
| Melksham to Oliveira de Azemeis | 787.68 mi (1,267.65 km) |
