| Rockville to Amelia | 4,456.11 mi (7,171.42 km) |
| Rockville to Anagni | 4,517.44 mi (7,270.11 km) |
| Rockville to Ancona | 4,466.14 mi (7,187.57 km) |
| Rockville to Andria | 4,674.36 mi (7,522.65 km) |
| Rockville to Angri | 4,616.39 mi (7,429.37 km) |
| Rockville to Anguillara Sabazia | 4,466.01 mi (7,187.34 km) |
| Rockville to Anzio | 4,504.62 mi (7,249.49 km) |
| Rockville to Anzola dell'Emilia | 4,334.25 mi (6,975.29 km) |
| Rockville to Aosta | 4,128.85 mi (6,644.75 km) |
| Rockville to Apricena | 4,616.07 mi (7,428.84 km) |
| Rockville to Aprilia | 4,500.71 mi (7,243.20 km) |
| Rockville to Aradeo | 4,795.81 mi (7,718.11 km) |
| Rockville to Aragona | 4,698.32 mi (7,561.22 km) |
| Rockville to Arco | 4,275.34 mi (6,880.49 km) |
| Rockville to Arcola | 4,292.62 mi (6,908.31 km) |
