| Onda to Amelia | 681.74 mi (1,097.16 km) |
| Onda to Anagni | 711.40 mi (1,144.89 km) |
| Onda to Ancona | 752.38 mi (1,210.84 km) |
| Onda to Andria | 872.06 mi (1,403.45 km) |
| Onda to Angri | 781.83 mi (1,258.23 km) |
| Onda to Anguillara Sabazia | 668.75 mi (1,076.25 km) |
| Onda to Anzio | 682.36 mi (1,098.15 km) |
| Onda to Anzola dell'Emilia | 665.31 mi (1,070.71 km) |
| Onda to Aosta | 553.08 mi (890.09 km) |
| Onda to Apricena | 828.44 mi (1,333.24 km) |
| Onda to Aprilia | 684.26 mi (1,101.20 km) |
| Onda to Aradeo | 971.38 mi (1,563.29 km) |
| Onda to Aragona | 768.49 mi (1,236.77 km) |
| Onda to Arco | 696.90 mi (1,121.55 km) |
| Onda to Arcola | 594.70 mi (957.08 km) |
