| Martano to Montemor-o-Novo | 1,414.01 mi (2,275.64 km) |
| Martano to Montemor-o-Velho | 1,418.80 mi (2,283.34 km) |
| Martano to Montijo | 1,449.46 mi (2,332.67 km) |
| Martano to Mortagua | 1,392.64 mi (2,241.23 km) |
| Martano to Moura | 1,381.89 mi (2,223.94 km) |
| Martano to Murtosa | 1,410.66 mi (2,270.24 km) |
| Martano to Nazare | 1,445.43 mi (2,326.19 km) |
| Martano to Nelas | 1,371.89 mi (2,207.85 km) |
| Martano to Obidos | 1,453.33 mi (2,338.92 km) |
| Martano to Odemira | 1,454.00 mi (2,339.99 km) |
| Martano to Odivelas | 1,462.54 mi (2,353.73 km) |
| Martano to Oeiras | 1,471.37 mi (2,367.94 km) |
| Martano to Olhao | 1,422.95 mi (2,290.02 km) |
| Martano to Oliveira de Azemeis | 1,401.52 mi (2,255.53 km) |
| Martano to Oliveira de Frades | 1,387.44 mi (2,232.86 km) |
