| Davidson to Montalegre | 3,845.46 mi (6,188.68 km) |
| Davidson to Montemor-o-Novo | 3,900.49 mi (6,277.24 km) |
| Davidson to Montemor-o-Velho | 3,840.28 mi (6,180.34 km) |
| Davidson to Montijo | 3,865.26 mi (6,220.54 km) |
| Davidson to Mortagua | 3,856.25 mi (6,206.03 km) |
| Davidson to Moura | 3,952.21 mi (6,360.48 km) |
| Davidson to Murtosa | 3,829.46 mi (6,162.92 km) |
| Davidson to Nazare | 3,834.67 mi (6,171.30 km) |
| Davidson to Nelas | 3,873.18 mi (6,233.28 km) |
| Davidson to Obidos | 3,835.90 mi (6,173.29 km) |
| Davidson to Odemira | 3,906.35 mi (6,286.66 km) |
| Davidson to Odivelas | 3,848.55 mi (6,193.64 km) |
| Davidson to Oeiras | 3,844.25 mi (6,186.72 km) |
| Davidson to Olhao | 3,961.15 mi (6,374.85 km) |
| Davidson to Oliveira de Azemeis | 3,834.77 mi (6,171.47 km) |
