| Zwolle to Montemor-o-Novo | 1,177.40 mi (1,894.85 km) |
| Zwolle to Montemor-o-Velho | 1,102.55 mi (1,774.39 km) |
| Zwolle to Montijo | 1,194.67 mi (1,922.64 km) |
| Zwolle to Mortagua | 1,073.97 mi (1,728.39 km) |
| Zwolle to Moura | 1,187.68 mi (1,911.39 km) |
| Zwolle to Murtosa | 1,068.95 mi (1,720.31 km) |
| Zwolle to Nazare | 1,146.37 mi (1,844.90 km) |
| Zwolle to Nelas | 1,057.94 mi (1,702.58 km) |
| Zwolle to Obidos | 1,162.97 mi (1,871.62 km) |
| Zwolle to Odemira | 1,252.44 mi (2,015.61 km) |
| Zwolle to Odivelas | 1,196.48 mi (1,925.55 km) |
| Zwolle to Oeiras | 1,206.69 mi (1,941.97 km) |
| Zwolle to Olhao | 1,265.19 mi (2,036.13 km) |
| Zwolle to Oliveira de Azemeis | 1,058.14 mi (1,702.91 km) |
| Zwolle to Oliveira de Frades | 1,056.34 mi (1,700.02 km) |
