| Bonn to Anagni | 684.81 mi (1,102.10 km) |
| Bonn to Ancona | 576.21 mi (927.31 km) |
| Bonn to Andria | 790.82 mi (1,272.70 km) |
| Bonn to Angri | 778.20 mi (1,252.39 km) |
| Bonn to Anguillara Sabazia | 645.96 mi (1,039.57 km) |
| Bonn to Anzio | 693.65 mi (1,116.33 km) |
| Bonn to Anzola dell'Emilia | 467.83 mi (752.91 km) |
| Bonn to Aosta | 345.61 mi (556.21 km) |
| Bonn to Apricena | 735.40 mi (1,183.52 km) |
| Bonn to Aprilia | 685.25 mi (1,102.80 km) |
| Bonn to Aradeo | 904.86 mi (1,456.23 km) |
| Bonn to Aragona | 975.35 mi (1,569.67 km) |
| Bonn to Arco | 375.33 mi (604.03 km) |
| Bonn to Arcola | 475.44 mi (765.14 km) |
| Bonn to Arcore | 366.83 mi (590.35 km) |
