| Orsova to Alenquer | 1,651.58 mi (2,657.95 km) |
| Orsova to Alfena | 1,571.74 mi (2,529.47 km) |
| Orsova to Alijo | 1,519.34 mi (2,445.15 km) |
| Orsova to Aljustrel | 1,643.26 mi (2,644.58 km) |
| Orsova to Almada | 1,669.04 mi (2,686.06 km) |
| Orsova to Almargem | 1,669.79 mi (2,687.26 km) |
| Orsova to Almeirim | 1,627.78 mi (2,619.65 km) |
| Orsova to Amadora | 1,671.19 mi (2,689.52 km) |
| Orsova to Amarante | 1,548.59 mi (2,492.22 km) |
| Orsova to Amares | 1,553.89 mi (2,500.75 km) |
| Orsova to Amora | 1,668.66 mi (2,685.46 km) |
| Orsova to Anadia | 1,586.36 mi (2,553.00 km) |
| Orsova to Angra do Heroismo | 2,553.55 mi (4,109.54 km) |
| Orsova to Ansiao | 1,599.50 mi (2,574.14 km) |
| Orsova to Anta | 1,581.95 mi (2,545.91 km) |
