| Assen to Montemor-o-Novo | 1,215.38 mi (1,955.96 km) |
| Assen to Montemor-o-Velho | 1,139.95 mi (1,834.56 km) |
| Assen to Montijo | 1,232.43 mi (1,983.41 km) |
| Assen to Mortagua | 1,111.45 mi (1,788.70 km) |
| Assen to Moura | 1,225.95 mi (1,972.98 km) |
| Assen to Murtosa | 1,106.15 mi (1,780.18 km) |
| Assen to Nazare | 1,183.80 mi (1,905.15 km) |
| Assen to Nelas | 1,095.53 mi (1,763.08 km) |
| Assen to Obidos | 1,200.45 mi (1,931.93 km) |
| Assen to Odemira | 1,290.52 mi (2,076.89 km) |
| Assen to Odivelas | 1,234.12 mi (1,986.12 km) |
| Assen to Oeiras | 1,244.31 mi (2,002.52 km) |
| Assen to Olhao | 1,303.53 mi (2,097.83 km) |
| Assen to Oliveira de Azemeis | 1,095.37 mi (1,762.83 km) |
| Assen to Oliveira de Frades | 1,093.74 mi (1,760.20 km) |
