| Upton to Montalegre | 827.76 mi (1,332.16 km) |
| Upton to Montemor-o-Novo | 1,046.60 mi (1,684.34 km) |
| Upton to Montemor-o-Velho | 950.02 mi (1,528.91 km) |
| Upton to Montijo | 1,052.34 mi (1,693.57 km) |
| Upton to Mortagua | 926.50 mi (1,491.06 km) |
| Upton to Moura | 1,073.95 mi (1,728.35 km) |
| Upton to Murtosa | 911.44 mi (1,466.83 km) |
| Upton to Nazare | 992.98 mi (1,598.05 km) |
| Upton to Nelas | 916.39 mi (1,474.79 km) |
| Upton to Obidos | 1,010.38 mi (1,626.05 km) |
| Upton to Odemira | 1,123.38 mi (1,807.90 km) |
| Upton to Odivelas | 1,048.70 mi (1,687.72 km) |
| Upton to Oeiras | 1,057.67 mi (1,702.15 km) |
| Upton to Olhao | 1,152.98 mi (1,855.55 km) |
| Upton to Oliveira de Azemeis | 902.24 mi (1,452.01 km) |
