| Sumner to Amelia | 5,643.62 mi (9,082.52 km) |
| Sumner to Anagni | 5,710.85 mi (9,190.72 km) |
| Sumner to Ancona | 5,605.98 mi (9,021.95 km) |
| Sumner to Andria | 5,818.83 mi (9,364.51 km) |
| Sumner to Angri | 5,806.92 mi (9,345.33 km) |
| Sumner to Anguillara Sabazia | 5,668.00 mi (9,121.77 km) |
| Sumner to Anzio | 5,715.46 mi (9,198.15 km) |
| Sumner to Anzola dell'Emilia | 5,493.45 mi (8,840.85 km) |
| Sumner to Aosta | 5,325.23 mi (8,570.13 km) |
| Sumner to Apricena | 5,764.55 mi (9,277.15 km) |
| Sumner to Aprilia | 5,707.79 mi (9,185.79 km) |
| Sumner to Aradeo | 5,928.51 mi (9,541.01 km) |
| Sumner to Aragona | 5,986.07 mi (9,633.65 km) |
| Sumner to Arco | 5,404.07 mi (8,697.00 km) |
| Sumner to Arcola | 5,486.62 mi (8,829.86 km) |
