| Tucson Mountains to Montalegre | 5,375.29 mi (8,650.69 km) |
| Tucson Mountains to Montemor-o-Novo | 5,475.29 mi (8,811.63 km) |
| Tucson Mountains to Montemor-o-Velho | 5,397.70 mi (8,686.75 km) |
| Tucson Mountains to Montijo | 5,443.05 mi (8,759.75 km) |
| Tucson Mountains to Mortagua | 5,407.77 mi (8,702.96 km) |
| Tucson Mountains to Moura | 5,529.58 mi (8,899.01 km) |
| Tucson Mountains to Murtosa | 5,378.93 mi (8,656.55 km) |
| Tucson Mountains to Nazare | 5,401.51 mi (8,692.90 km) |
| Tucson Mountains to Nelas | 5,421.59 mi (8,725.21 km) |
| Tucson Mountains to Obidos | 5,406.35 mi (8,700.68 km) |
| Tucson Mountains to Odemira | 5,496.36 mi (8,845.54 km) |
| Tucson Mountains to Odivelas | 5,426.37 mi (8,732.90 km) |
| Tucson Mountains to Oeiras | 5,424.09 mi (8,729.24 km) |
| Tucson Mountains to Olhao | 5,553.88 mi (8,938.10 km) |
| Tucson Mountains to Oliveira de Azemeis | 5,381.96 mi (8,661.44 km) |
