| Mettlach to Montemor-o-Novo | 1,046.10 mi (1,683.53 km) |
| Mettlach to Montemor-o-Velho | 984.48 mi (1,584.37 km) |
| Mettlach to Montijo | 1,068.06 mi (1,718.88 km) |
| Mettlach to Mortagua | 954.75 mi (1,536.53 km) |
| Mettlach to Moura | 1,048.42 mi (1,687.26 km) |
| Mettlach to Murtosa | 954.86 mi (1,536.70 km) |
| Mettlach to Nazare | 1,026.86 mi (1,652.57 km) |
| Mettlach to Nelas | 936.63 mi (1,507.36 km) |
| Mettlach to Obidos | 1,042.41 mi (1,677.59 km) |
| Mettlach to Odemira | 1,117.82 mi (1,798.95 km) |
| Mettlach to Odivelas | 1,072.36 mi (1,725.80 km) |
| Mettlach to Oeiras | 1,082.79 mi (1,742.58 km) |
| Mettlach to Olhao | 1,122.81 mi (1,806.98 km) |
| Mettlach to Oliveira de Azemeis | 943.79 mi (1,518.88 km) |
| Mettlach to Oliveira de Frades | 938.94 mi (1,511.09 km) |
