| Greenbelt to Amelia | 4,447.93 mi (7,158.26 km) |
| Greenbelt to Anagni | 4,509.15 mi (7,256.78 km) |
| Greenbelt to Ancona | 4,458.31 mi (7,174.95 km) |
| Greenbelt to Andria | 4,666.28 mi (7,509.64 km) |
| Greenbelt to Angri | 4,608.04 mi (7,415.92 km) |
| Greenbelt to Anguillara Sabazia | 4,457.71 mi (7,173.99 km) |
| Greenbelt to Anzio | 4,496.23 mi (7,235.97 km) |
| Greenbelt to Anzola dell'Emilia | 4,326.40 mi (6,962.67 km) |
| Greenbelt to Aosta | 4,120.95 mi (6,632.03 km) |
| Greenbelt to Apricena | 4,608.02 mi (7,415.89 km) |
| Greenbelt to Aprilia | 4,492.34 mi (7,229.73 km) |
| Greenbelt to Aradeo | 4,787.70 mi (7,705.06 km) |
| Greenbelt to Aragona | 4,689.19 mi (7,546.51 km) |
| Greenbelt to Arco | 4,267.79 mi (6,868.34 km) |
| Greenbelt to Arcola | 4,284.56 mi (6,895.34 km) |
