| Oudenburg to Alfena | 878.66 mi (1,414.07 km) |
| Oudenburg to Alijo | 846.29 mi (1,361.97 km) |
| Oudenburg to Aljustrel | 1,066.19 mi (1,715.87 km) |
| Oudenburg to Almada | 1,045.80 mi (1,683.05 km) |
| Oudenburg to Almargem | 1,038.96 mi (1,672.05 km) |
| Oudenburg to Almeirim | 1,000.10 mi (1,609.51 km) |
| Oudenburg to Amadora | 1,044.69 mi (1,681.27 km) |
| Oudenburg to Amarante | 863.63 mi (1,389.88 km) |
| Oudenburg to Amares | 851.52 mi (1,370.40 km) |
| Oudenburg to Amora | 1,047.94 mi (1,686.49 km) |
| Oudenburg to Anadia | 922.31 mi (1,484.32 km) |
| Oudenburg to Angra do Heroismo | 1,695.39 mi (2,728.46 km) |
| Oudenburg to Ansiao | 952.59 mi (1,533.04 km) |
| Oudenburg to Anta | 894.74 mi (1,439.95 km) |
| Oudenburg to Arcos de Valdevez | 841.15 mi (1,353.69 km) |
