| Great Missenden to Amelia | 881.01 mi (1,417.85 km) |
| Great Missenden to Anagni | 948.27 mi (1,526.10 km) |
| Great Missenden to Ancona | 863.61 mi (1,389.84 km) |
| Great Missenden to Andria | 1,081.62 mi (1,740.69 km) |
| Great Missenden to Angri | 1,048.42 mi (1,687.27 km) |
| Great Missenden to Anguillara Sabazia | 901.33 mi (1,450.54 km) |
| Great Missenden to Anzio | 947.52 mi (1,524.89 km) |
| Great Missenden to Anzola dell'Emilia | 737.19 mi (1,186.40 km) |
| Great Missenden to Aosta | 550.71 mi (886.29 km) |
| Great Missenden to Apricena | 1,023.32 mi (1,646.88 km) |
| Great Missenden to Aprilia | 940.72 mi (1,513.94 km) |
| Great Missenden to Aradeo | 1,201.57 mi (1,933.74 km) |
| Great Missenden to Aragona | 1,209.40 mi (1,946.34 km) |
| Great Missenden to Arco | 660.58 mi (1,063.10 km) |
| Great Missenden to Arcola | 717.05 mi (1,153.97 km) |
