| Sidcup to Amelia | 842.20 mi (1,355.38 km) |
| Sidcup to Anagni | 909.52 mi (1,463.72 km) |
| Sidcup to Ancona | 824.10 mi (1,326.27 km) |
| Sidcup to Andria | 1,042.16 mi (1,677.20 km) |
| Sidcup to Angri | 1,009.54 mi (1,624.70 km) |
| Sidcup to Anguillara Sabazia | 862.79 mi (1,388.52 km) |
| Sidcup to Anzio | 909.12 mi (1,463.08 km) |
| Sidcup to Anzola dell'Emilia | 697.95 mi (1,123.24 km) |
| Sidcup to Aosta | 512.79 mi (825.26 km) |
| Sidcup to Apricena | 983.91 mi (1,583.44 km) |
| Sidcup to Aprilia | 902.24 mi (1,452.02 km) |
| Sidcup to Aradeo | 1,162.03 mi (1,870.11 km) |
| Sidcup to Aragona | 1,172.28 mi (1,886.61 km) |
| Sidcup to Arco | 620.95 mi (999.31 km) |
| Sidcup to Arcola | 678.59 mi (1,092.09 km) |
