| Trentham to Montalegre | 812.66 mi (1,307.84 km) |
| Trentham to Montemor-o-Novo | 1,029.96 mi (1,657.56 km) |
| Trentham to Montemor-o-Velho | 935.66 mi (1,505.81 km) |
| Trentham to Montijo | 1,037.28 mi (1,669.34 km) |
| Trentham to Mortagua | 911.26 mi (1,466.53 km) |
| Trentham to Moura | 1,055.27 mi (1,698.29 km) |
| Trentham to Murtosa | 897.49 mi (1,444.37 km) |
| Trentham to Nazare | 979.06 mi (1,575.64 km) |
| Trentham to Nelas | 900.26 mi (1,448.83 km) |
| Trentham to Obidos | 996.46 mi (1,603.65 km) |
| Trentham to Odemira | 1,106.96 mi (1,781.49 km) |
| Trentham to Odivelas | 1,034.36 mi (1,664.64 km) |
| Trentham to Oeiras | 1,043.55 mi (1,679.44 km) |
| Trentham to Olhao | 1,134.57 mi (1,825.91 km) |
| Trentham to Oliveira de Azemeis | 887.98 mi (1,429.07 km) |
