| San Marino to Amelia | 6,285.59 mi (10,115.68 km) |
| San Marino to Anagni | 6,352.90 mi (10,224.00 km) |
| San Marino to Ancona | 6,262.64 mi (10,078.74 km) |
| San Marino to Andria | 6,480.56 mi (10,429.45 km) |
| San Marino to Angri | 6,452.89 mi (10,384.92 km) |
| San Marino to Anguillara Sabazia | 6,305.80 mi (10,148.21 km) |
| San Marino to Anzio | 6,351.69 mi (10,222.06 km) |
| San Marino to Anzola dell'Emilia | 6,140.16 mi (9,881.64 km) |
| San Marino to Aosta | 5,954.03 mi (9,582.08 km) |
| San Marino to Apricena | 6,423.30 mi (10,337.30 km) |
| San Marino to Aprilia | 6,345.07 mi (10,211.41 km) |
| San Marino to Aradeo | 6,597.42 mi (10,617.51 km) |
| San Marino to Aragona | 6,603.07 mi (10,626.61 km) |
| San Marino to Arco | 6,057.88 mi (9,749.21 km) |
| San Marino to Arcola | 6,121.45 mi (9,851.52 km) |
