| Highland Springs to Montalegre | 3,606.37 mi (5,803.89 km) |
| Highland Springs to Montemor-o-Novo | 3,663.93 mi (5,896.53 km) |
| Highland Springs to Montemor-o-Velho | 3,602.54 mi (5,797.73 km) |
| Highland Springs to Montijo | 3,628.86 mi (5,840.09 km) |
| Highland Springs to Mortagua | 3,618.19 mi (5,822.92 km) |
| Highland Springs to Moura | 3,715.91 mi (5,980.17 km) |
| Highland Springs to Murtosa | 3,591.26 mi (5,779.58 km) |
| Highland Springs to Nazare | 3,597.49 mi (5,789.59 km) |
| Highland Springs to Nelas | 3,634.98 mi (5,849.94 km) |
| Highland Springs to Obidos | 3,598.96 mi (5,791.96 km) |
| Highland Springs to Odemira | 3,670.95 mi (5,907.82 km) |
| Highland Springs to Odivelas | 3,612.13 mi (5,813.15 km) |
| Highland Springs to Oeiras | 3,607.97 mi (5,806.47 km) |
| Highland Springs to Olhao | 3,726.05 mi (5,996.50 km) |
| Highland Springs to Oliveira de Azemeis | 3,596.47 mi (5,787.95 km) |
