| Castro Valley to Ascoli Piceno | 6,213.46 mi (9,999.60 km) |
| Castro Valley to Asola | 5,989.53 mi (9,639.22 km) |
| Castro Valley to Asolo | 5,998.56 mi (9,653.75 km) |
| Castro Valley to Assemini | 6,277.69 mi (10,102.96 km) |
| Castro Valley to Assisi | 6,173.27 mi (9,934.92 km) |
| Castro Valley to Asti | 5,942.97 mi (9,564.28 km) |
| Castro Valley to Atessa | 6,282.95 mi (10,111.43 km) |
| Castro Valley to Atri | 6,240.03 mi (10,042.35 km) |
| Castro Valley to Atripalda | 6,360.23 mi (10,235.81 km) |
| Castro Valley to Augusta | 6,584.80 mi (10,597.22 km) |
| Castro Valley to Aulla | 6,032.55 mi (9,708.44 km) |
| Castro Valley to Aurisina | 6,051.95 mi (9,739.68 km) |
| Castro Valley to Avellino | 6,359.20 mi (10,234.14 km) |
| Castro Valley to Aversa | 6,339.57 mi (10,202.55 km) |
| Castro Valley to Avezzano | 6,255.94 mi (10,067.97 km) |
