| Duncan to Amelia | 5,532.04 mi (8,902.95 km) |
| Duncan to Anagni | 5,596.56 mi (9,006.79 km) |
| Duncan to Ancona | 5,529.40 mi (8,898.71 km) |
| Duncan to Andria | 5,744.64 mi (9,245.11 km) |
| Duncan to Angri | 5,697.35 mi (9,168.99 km) |
| Duncan to Anguillara Sabazia | 5,546.03 mi (8,925.48 km) |
| Duncan to Anzio | 5,587.97 mi (8,992.97 km) |
| Duncan to Anzola dell'Emilia | 5,399.09 mi (8,689.00 km) |
| Duncan to Aosta | 5,198.03 mi (8,365.42 km) |
| Duncan to Apricena | 5,685.86 mi (9,150.50 km) |
| Duncan to Aprilia | 5,582.98 mi (8,984.93 km) |
| Duncan to Aradeo | 5,866.20 mi (9,440.74 km) |
| Duncan to Aragona | 5,805.36 mi (9,342.82 km) |
| Duncan to Arco | 5,329.89 mi (8,577.62 km) |
| Duncan to Arcola | 5,365.81 mi (8,635.44 km) |
