| Mercerville to Montalegre | 3,396.74 mi (5,466.53 km) |
| Mercerville to Montemor-o-Novo | 3,461.85 mi (5,571.31 km) |
| Mercerville to Montemor-o-Velho | 3,397.23 mi (5,467.31 km) |
| Mercerville to Montijo | 3,427.25 mi (5,515.62 km) |
| Mercerville to Mortagua | 3,411.95 mi (5,491.00 km) |
| Mercerville to Moura | 3,514.44 mi (5,655.94 km) |
| Mercerville to Murtosa | 3,384.61 mi (5,447.00 km) |
| Mercerville to Nazare | 3,393.79 mi (5,461.77 km) |
| Mercerville to Nelas | 3,428.28 mi (5,517.29 km) |
| Mercerville to Obidos | 3,395.91 mi (5,465.18 km) |
| Mercerville to Odemira | 3,471.81 mi (5,587.34 km) |
| Mercerville to Odivelas | 3,410.47 mi (5,488.62 km) |
| Mercerville to Oeiras | 3,406.69 mi (5,482.54 km) |
| Mercerville to Olhao | 3,527.60 mi (5,677.12 km) |
| Mercerville to Oliveira de Azemeis | 3,389.46 mi (5,454.81 km) |
