| San Mateo to Ascoli Piceno | 6,229.74 mi (10,025.80 km) |
| San Mateo to Asola | 6,005.87 mi (9,665.51 km) |
| San Mateo to Asolo | 6,014.77 mi (9,679.83 km) |
| San Mateo to Assemini | 6,294.44 mi (10,129.92 km) |
| San Mateo to Assisi | 6,189.60 mi (9,961.20 km) |
| San Mateo to Asti | 5,959.45 mi (9,590.81 km) |
| San Mateo to Atessa | 6,299.22 mi (10,137.61 km) |
| San Mateo to Atri | 6,256.30 mi (10,068.53 km) |
| San Mateo to Atripalda | 6,376.54 mi (10,262.05 km) |
| San Mateo to Augusta | 6,601.29 mi (10,623.75 km) |
| San Mateo to Aulla | 6,048.97 mi (9,734.88 km) |
| San Mateo to Aurisina | 6,068.04 mi (9,765.57 km) |
| San Mateo to Avellino | 6,375.51 mi (10,260.39 km) |
| San Mateo to Aversa | 6,355.92 mi (10,228.86 km) |
| San Mateo to Avezzano | 6,272.28 mi (10,094.26 km) |
