| Kasterlee to Montemor-o-Novo | 1,079.27 mi (1,736.92 km) |
| Kasterlee to Montemor-o-Velho | 1,006.20 mi (1,619.33 km) |
| Kasterlee to Montijo | 1,097.19 mi (1,765.76 km) |
| Kasterlee to Mortagua | 977.39 mi (1,572.95 km) |
| Kasterlee to Moura | 1,088.66 mi (1,752.03 km) |
| Kasterlee to Murtosa | 973.18 mi (1,566.19 km) |
| Kasterlee to Nazare | 1,049.87 mi (1,689.60 km) |
| Kasterlee to Nelas | 961.00 mi (1,546.58 km) |
| Kasterlee to Obidos | 1,066.33 mi (1,716.10 km) |
| Kasterlee to Odemira | 1,153.99 mi (1,857.18 km) |
| Kasterlee to Odivelas | 1,099.36 mi (1,769.25 km) |
| Kasterlee to Oeiras | 1,109.61 mi (1,785.75 km) |
| Kasterlee to Olhao | 1,165.93 mi (1,876.38 km) |
| Kasterlee to Oliveira de Azemeis | 962.31 mi (1,548.68 km) |
| Kasterlee to Oliveira de Frades | 960.01 mi (1,544.98 km) |
