| Mechernich to Montemor-o-Novo | 1,098.67 mi (1,768.15 km) |
| Mechernich to Montemor-o-Velho | 1,032.19 mi (1,661.14 km) |
| Mechernich to Montijo | 1,119.04 mi (1,800.92 km) |
| Mechernich to Mortagua | 1,002.77 mi (1,613.80 km) |
| Mechernich to Moura | 1,103.80 mi (1,776.39 km) |
| Mechernich to Murtosa | 1,001.04 mi (1,611.01 km) |
| Mechernich to Nazare | 1,075.21 mi (1,730.38 km) |
| Mechernich to Nelas | 985.33 mi (1,585.73 km) |
| Mechernich to Obidos | 1,091.18 mi (1,756.08 km) |
| Mechernich to Odemira | 1,171.73 mi (1,885.72 km) |
| Mechernich to Odivelas | 1,122.47 mi (1,806.44 km) |
| Mechernich to Oeiras | 1,132.85 mi (1,823.14 km) |
| Mechernich to Olhao | 1,179.43 mi (1,898.10 km) |
| Mechernich to Oliveira de Azemeis | 990.02 mi (1,593.28 km) |
| Mechernich to Oliveira de Frades | 986.25 mi (1,587.22 km) |
