| Grugliasco to Montemor-o-Novo | 923.59 mi (1,486.37 km) |
| Grugliasco to Montemor-o-Velho | 891.45 mi (1,434.64 km) |
| Grugliasco to Montijo | 953.14 mi (1,533.93 km) |
| Grugliasco to Mortagua | 861.92 mi (1,387.13 km) |
| Grugliasco to Moura | 910.18 mi (1,464.79 km) |
| Grugliasco to Murtosa | 871.58 mi (1,402.68 km) |
| Grugliasco to Nazare | 928.02 mi (1,493.50 km) |
| Grugliasco to Nelas | 841.36 mi (1,354.03 km) |
| Grugliasco to Obidos | 940.55 mi (1,513.66 km) |
| Grugliasco to Odemira | 984.65 mi (1,584.64 km) |
| Grugliasco to Odivelas | 961.88 mi (1,547.99 km) |
| Grugliasco to Oeiras | 972.07 mi (1,564.39 km) |
| Grugliasco to Olhao | 974.21 mi (1,567.85 km) |
| Grugliasco to Oliveira de Azemeis | 860.95 mi (1,385.56 km) |
| Grugliasco to Oliveira de Frades | 850.85 mi (1,369.30 km) |
