| Richardson to Amelia | 5,560.10 mi (8,948.11 km) |
| Richardson to Anagni | 5,623.95 mi (9,050.87 km) |
| Richardson to Ancona | 5,560.43 mi (8,948.64 km) |
| Richardson to Andria | 5,774.40 mi (9,293.00 km) |
| Richardson to Angri | 5,724.44 mi (9,212.60 km) |
| Richardson to Anguillara Sabazia | 5,573.12 mi (8,969.07 km) |
| Richardson to Anzio | 5,614.30 mi (9,035.34 km) |
| Richardson to Anzola dell'Emilia | 5,429.52 mi (8,737.98 km) |
| Richardson to Aosta | 5,227.11 mi (8,412.22 km) |
| Richardson to Apricena | 5,715.63 mi (9,198.43 km) |
| Richardson to Aprilia | 5,609.57 mi (9,027.72 km) |
| Richardson to Aradeo | 5,896.13 mi (9,488.91 km) |
| Richardson to Aragona | 5,825.65 mi (9,375.48 km) |
| Richardson to Arco | 5,362.50 mi (8,630.11 km) |
| Richardson to Arcola | 5,394.25 mi (8,681.20 km) |
