| Grevenmacher to Montemor-o-Novo | 1,049.30 mi (1,688.68 km) |
| Grevenmacher to Montemor-o-Velho | 986.41 mi (1,587.47 km) |
| Grevenmacher to Montijo | 1,070.85 mi (1,723.36 km) |
| Grevenmacher to Mortagua | 956.75 mi (1,539.74 km) |
| Grevenmacher to Moura | 1,052.37 mi (1,693.63 km) |
| Grevenmacher to Murtosa | 956.40 mi (1,539.18 km) |
| Grevenmacher to Nazare | 1,028.96 mi (1,655.95 km) |
| Grevenmacher to Nelas | 938.79 mi (1,510.83 km) |
| Grevenmacher to Obidos | 1,044.62 mi (1,681.15 km) |
| Grevenmacher to Odemira | 1,121.39 mi (1,804.71 km) |
| Grevenmacher to Odivelas | 1,074.92 mi (1,729.92 km) |
| Grevenmacher to Oeiras | 1,085.34 mi (1,746.69 km) |
| Grevenmacher to Olhao | 1,127.13 mi (1,813.93 km) |
| Grevenmacher to Oliveira de Azemeis | 945.33 mi (1,521.37 km) |
| Grevenmacher to Oliveira de Frades | 940.76 mi (1,514.00 km) |
