| Hercules to Montalegre | 5,552.44 mi (8,935.79 km) |
| Hercules to Montemor-o-Novo | 5,686.75 mi (9,151.94 km) |
| Hercules to Montemor-o-Velho | 5,596.83 mi (9,007.23 km) |
| Hercules to Montijo | 5,658.32 mi (9,106.19 km) |
| Hercules to Mortagua | 5,601.54 mi (9,014.81 km) |
| Hercules to Moura | 5,741.43 mi (9,239.95 km) |
| Hercules to Murtosa | 5,572.05 mi (8,967.36 km) |
| Hercules to Nazare | 5,608.62 mi (9,026.20 km) |
| Hercules to Nelas | 5,612.24 mi (9,032.03 km) |
| Hercules to Obidos | 5,616.43 mi (9,038.77 km) |
| Hercules to Odemira | 5,720.90 mi (9,206.91 km) |
| Hercules to Odivelas | 5,642.25 mi (9,080.33 km) |
| Hercules to Oeiras | 5,641.87 mi (9,079.71 km) |
| Hercules to Olhao | 5,778.99 mi (9,300.39 km) |
| Hercules to Oliveira de Azemeis | 5,573.08 mi (8,969.01 km) |
