| Montabaur to Montemor-o-Novo | 1,129.94 mi (1,818.47 km) |
| Montabaur to Montemor-o-Velho | 1,066.78 mi (1,716.82 km) |
| Montabaur to Montijo | 1,151.47 mi (1,853.10 km) |
| Montabaur to Mortagua | 1,037.15 mi (1,669.13 km) |
| Montabaur to Moura | 1,132.91 mi (1,823.25 km) |
| Montabaur to Murtosa | 1,036.58 mi (1,668.21 km) |
| Montabaur to Nazare | 1,109.40 mi (1,785.41 km) |
| Montabaur to Nelas | 1,019.26 mi (1,640.33 km) |
| Montabaur to Obidos | 1,125.10 mi (1,810.68 km) |
| Montabaur to Odemira | 1,202.01 mi (1,934.45 km) |
| Montabaur to Odivelas | 1,155.50 mi (1,859.60 km) |
| Montabaur to Oeiras | 1,165.92 mi (1,876.36 km) |
| Montabaur to Olhao | 1,207.54 mi (1,943.34 km) |
| Montabaur to Oliveira de Azemeis | 1,025.52 mi (1,650.42 km) |
| Montabaur to Oliveira de Frades | 1,021.08 mi (1,643.27 km) |
