| Merrifield to Montalegre | 3,560.15 mi (5,729.52 km) |
| Merrifield to Montemor-o-Novo | 3,623.16 mi (5,830.91 km) |
| Merrifield to Montemor-o-Velho | 3,559.49 mi (5,728.44 km) |
| Merrifield to Montijo | 3,588.40 mi (5,774.98 km) |
| Merrifield to Mortagua | 3,574.48 mi (5,752.56 km) |
| Merrifield to Moura | 3,675.56 mi (5,915.24 km) |
| Merrifield to Murtosa | 3,547.25 mi (5,708.74 km) |
| Merrifield to Nazare | 3,555.58 mi (5,722.15 km) |
| Merrifield to Nelas | 3,590.94 mi (5,779.05 km) |
| Merrifield to Obidos | 3,557.50 mi (5,725.24 km) |
| Merrifield to Odemira | 3,632.17 mi (5,845.42 km) |
| Merrifield to Odivelas | 3,571.64 mi (5,747.99 km) |
| Merrifield to Oeiras | 3,567.73 mi (5,741.71 km) |
| Merrifield to Olhao | 3,687.74 mi (5,934.85 km) |
| Merrifield to Oliveira de Azemeis | 3,552.19 mi (5,716.70 km) |
