| Hessisch Oldendorf to Montemor-o-Novo | 1,254.42 mi (2,018.79 km) |
| Hessisch Oldendorf to Montemor-o-Velho | 1,187.11 mi (1,910.46 km) |
| Hessisch Oldendorf to Montijo | 1,274.59 mi (2,051.26 km) |
| Hessisch Oldendorf to Mortagua | 1,157.78 mi (1,863.27 km) |
| Hessisch Oldendorf to Moura | 1,259.61 mi (2,027.14 km) |
| Hessisch Oldendorf to Murtosa | 1,155.55 mi (1,859.68 km) |
| Hessisch Oldendorf to Nazare | 1,230.26 mi (1,979.92 km) |
| Hessisch Oldendorf to Nelas | 1,140.51 mi (1,835.47 km) |
| Hessisch Oldendorf to Obidos | 1,246.32 mi (2,005.76 km) |
| Hessisch Oldendorf to Odemira | 1,327.55 mi (2,136.48 km) |
| Hessisch Oldendorf to Odivelas | 1,277.88 mi (2,056.55 km) |
| Hessisch Oldendorf to Oeiras | 1,288.24 mi (2,073.23 km) |
| Hessisch Oldendorf to Olhao | 1,335.16 mi (2,148.73 km) |
| Hessisch Oldendorf to Oliveira de Azemeis | 1,144.56 mi (1,841.99 km) |
| Hessisch Oldendorf to Oliveira de Frades | 1,141.10 mi (1,836.42 km) |
