| Williamstown to Amelia | 4,336.80 mi (6,979.41 km) |
| Williamstown to Anagni | 4,397.87 mi (7,077.69 km) |
| Williamstown to Ancona | 4,347.70 mi (6,996.94 km) |
| Williamstown to Andria | 4,555.28 mi (7,331.02 km) |
| Williamstown to Angri | 4,496.65 mi (7,236.67 km) |
| Williamstown to Anguillara Sabazia | 4,346.42 mi (6,994.88 km) |
| Williamstown to Anzio | 4,384.79 mi (7,056.64 km) |
| Williamstown to Anzola dell'Emilia | 4,215.79 mi (6,784.65 km) |
| Williamstown to Aosta | 4,010.24 mi (6,453.86 km) |
| Williamstown to Apricena | 4,497.07 mi (7,237.33 km) |
| Williamstown to Aprilia | 4,380.95 mi (7,050.46 km) |
| Williamstown to Aradeo | 4,676.65 mi (7,526.35 km) |
| Williamstown to Aragona | 4,576.96 mi (7,365.91 km) |
| Williamstown to Arco | 4,157.67 mi (6,691.12 km) |
| Williamstown to Arcola | 4,173.61 mi (6,716.78 km) |
