| Grinon to Montalegre | 233.51 mi (375.79 km) |
| Grinon to Montemor-o-Novo | 256.90 mi (413.45 km) |
| Grinon to Montemor-o-Velho | 255.09 mi (410.53 km) |
| Grinon to Montijo | 289.46 mi (465.84 km) |
| Grinon to Mortagua | 231.35 mi (372.33 km) |
| Grinon to Moura | 240.59 mi (387.20 km) |
| Grinon to Murtosa | 253.89 mi (408.60 km) |
| Grinon to Nazare | 279.70 mi (450.14 km) |
| Grinon to Nelas | 211.57 mi (340.49 km) |
| Grinon to Obidos | 287.93 mi (463.39 km) |
| Grinon to Odemira | 314.98 mi (506.91 km) |
| Grinon to Odivelas | 300.68 mi (483.90 km) |
| Grinon to Oeiras | 310.24 mi (499.29 km) |
| Grinon to Olhao | 308.18 mi (495.96 km) |
| Grinon to Oliveira de Azemeis | 246.65 mi (396.94 km) |
