| Rancho Santa Margarita to Arcore | 6,035.26 mi (9,712.81 km) |
| Rancho Santa Margarita to Ardea | 6,351.09 mi (10,221.09 km) |
| Rancho Santa Margarita to Arenzano | 6,077.59 mi (9,780.94 km) |
| Rancho Santa Margarita to Arese | 6,031.47 mi (9,706.72 km) |
| Rancho Santa Margarita to Arezzo | 6,231.15 mi (10,028.06 km) |
| Rancho Santa Margarita to Argelato | 6,155.44 mi (9,906.22 km) |
| Rancho Santa Margarita to Argenta | 6,168.74 mi (9,927.63 km) |
| Rancho Santa Margarita to Ariano Irpino | 6,458.37 mi (10,393.74 km) |
| Rancho Santa Margarita to Ariccia | 6,349.59 mi (10,218.68 km) |
| Rancho Santa Margarita to Arluno | 6,029.72 mi (9,703.90 km) |
| Rancho Santa Margarita to Arona | 6,004.45 mi (9,663.24 km) |
| Rancho Santa Margarita to Artena | 6,356.88 mi (10,230.41 km) |
| Rancho Santa Margarita to Arzachena | 6,272.11 mi (10,093.98 km) |
| Rancho Santa Margarita to Arzano | 6,444.76 mi (10,371.84 km) |
| Rancho Santa Margarita to Arzignano | 6,105.43 mi (9,825.74 km) |
