| Harrison to Amelia | 4,230.50 mi (6,808.34 km) |
| Harrison to Anagni | 4,291.90 mi (6,907.15 km) |
| Harrison to Ancona | 4,240.38 mi (6,824.23 km) |
| Harrison to Andria | 4,448.68 mi (7,159.46 km) |
| Harrison to Angri | 4,390.93 mi (7,066.51 km) |
| Harrison to Anguillara Sabazia | 4,240.49 mi (6,824.40 km) |
| Harrison to Anzio | 4,279.20 mi (6,886.70 km) |
| Harrison to Anzola dell'Emilia | 4,108.48 mi (6,611.96 km) |
| Harrison to Aosta | 3,903.11 mi (6,281.45 km) |
| Harrison to Apricena | 4,390.38 mi (7,065.63 km) |
| Harrison to Aprilia | 4,275.25 mi (6,880.35 km) |
| Harrison to Aradeo | 4,570.16 mi (7,354.96 km) |
| Harrison to Aragona | 4,474.01 mi (7,200.22 km) |
| Harrison to Arco | 4,049.56 mi (6,517.14 km) |
| Harrison to Arcola | 4,066.94 mi (6,545.11 km) |
