| San Mateo to Amelia | 6,213.92 mi (10,000.34 km) |
| San Mateo to Anagni | 6,281.44 mi (10,108.99 km) |
| San Mateo to Ancona | 6,183.71 mi (9,951.72 km) |
| San Mateo to Andria | 6,399.87 mi (10,299.60 km) |
| San Mateo to Angri | 6,379.88 mi (10,267.42 km) |
| San Mateo to Anguillara Sabazia | 6,236.23 mi (10,036.24 km) |
| San Mateo to Anzio | 6,283.04 mi (10,111.58 km) |
| San Mateo to Anzola dell'Emilia | 6,065.66 mi (9,761.74 km) |
| San Mateo to Aosta | 5,887.44 mi (9,474.92 km) |
| San Mateo to Apricena | 6,343.90 mi (10,209.52 km) |
| San Mateo to Aprilia | 6,275.89 mi (10,100.07 km) |
| San Mateo to Aradeo | 6,513.54 mi (10,482.52 km) |
| San Mateo to Aragona | 6,544.58 mi (10,532.49 km) |
| San Mateo to Arco | 5,979.62 mi (9,623.28 km) |
| San Mateo to Arcola | 6,052.62 mi (9,740.75 km) |
