| Senica to Montalegre | 1,304.82 mi (2,099.91 km) |
| Senica to Montemor-o-Novo | 1,444.54 mi (2,324.77 km) |
| Senica to Montemor-o-Velho | 1,404.48 mi (2,260.29 km) |
| Senica to Montijo | 1,472.71 mi (2,370.10 km) |
| Senica to Mortagua | 1,374.55 mi (2,212.13 km) |
| Senica to Moura | 1,433.57 mi (2,307.11 km) |
| Senica to Murtosa | 1,381.07 mi (2,222.62 km) |
| Senica to Nazare | 1,443.21 mi (2,322.62 km) |
| Senica to Nelas | 1,354.52 mi (2,179.89 km) |
| Senica to Obidos | 1,456.72 mi (2,344.37 km) |
| Senica to Odemira | 1,507.71 mi (2,426.42 km) |
| Senica to Odivelas | 1,480.48 mi (2,382.60 km) |
| Senica to Oeiras | 1,490.80 mi (2,399.22 km) |
| Senica to Olhao | 1,498.76 mi (2,412.02 km) |
| Senica to Oliveira de Azemeis | 1,370.14 mi (2,205.03 km) |
