| Groslay to Montemor-o-Novo | 885.48 mi (1,425.04 km) |
| Groslay to Montemor-o-Velho | 814.38 mi (1,310.61 km) |
| Groslay to Montijo | 903.98 mi (1,454.82 km) |
| Groslay to Mortagua | 785.29 mi (1,263.80 km) |
| Groslay to Moura | 894.36 mi (1,439.33 km) |
| Groslay to Murtosa | 782.19 mi (1,258.81 km) |
| Groslay to Nazare | 857.81 mi (1,380.51 km) |
| Groslay to Nelas | 768.48 mi (1,236.76 km) |
| Groslay to Obidos | 874.09 mi (1,406.72 km) |
| Groslay to Odemira | 959.95 mi (1,544.90 km) |
| Groslay to Odivelas | 906.53 mi (1,458.92 km) |
| Groslay to Oeiras | 916.83 mi (1,475.49 km) |
| Groslay to Olhao | 971.59 mi (1,563.62 km) |
| Groslay to Oliveira de Azemeis | 771.23 mi (1,241.18 km) |
| Groslay to Oliveira de Frades | 768.25 mi (1,236.38 km) |
