| Osuna to Amelia | 996.27 mi (1,603.34 km) |
| Osuna to Anagni | 1,019.90 mi (1,641.37 km) |
| Osuna to Ancona | 1,070.81 mi (1,723.31 km) |
| Osuna to Andria | 1,174.74 mi (1,890.56 km) |
| Osuna to Angri | 1,081.10 mi (1,739.87 km) |
| Osuna to Anguillara Sabazia | 980.52 mi (1,578.00 km) |
| Osuna to Anzio | 988.99 mi (1,591.63 km) |
| Osuna to Anzola dell'Emilia | 987.18 mi (1,588.72 km) |
| Osuna to Aosta | 868.75 mi (1,398.12 km) |
| Osuna to Apricena | 1,135.51 mi (1,827.43 km) |
| Osuna to Aprilia | 991.98 mi (1,596.43 km) |
| Osuna to Aradeo | 1,265.28 mi (2,036.27 km) |
| Osuna to Aragona | 1,026.93 mi (1,652.68 km) |
| Osuna to Arco | 1,017.90 mi (1,638.15 km) |
| Osuna to Arcola | 916.59 mi (1,475.10 km) |
