| Mercer Island to Arcore | 5,361.82 mi (8,629.02 km) |
| Mercer Island to Ardea | 5,682.95 mi (9,145.83 km) |
| Mercer Island to Arenzano | 5,418.31 mi (8,719.93 km) |
| Mercer Island to Arese | 5,360.49 mi (8,626.87 km) |
| Mercer Island to Arezzo | 5,554.88 mi (8,939.71 km) |
| Mercer Island to Argelato | 5,475.05 mi (8,811.24 km) |
| Mercer Island to Argenta | 5,484.49 mi (8,826.44 km) |
| Mercer Island to Ariano Irpino | 5,773.31 mi (9,291.25 km) |
| Mercer Island to Ariccia | 5,679.81 mi (9,140.77 km) |
| Mercer Island to Arluno | 5,360.08 mi (8,626.22 km) |
| Mercer Island to Arona | 5,335.53 mi (8,586.70 km) |
| Mercer Island to Artena | 5,685.01 mi (9,149.14 km) |
| Mercer Island to Arzachena | 5,633.34 mi (9,065.98 km) |
| Mercer Island to Arzano | 5,767.89 mi (9,282.52 km) |
| Mercer Island to Arzignano | 5,418.32 mi (8,719.94 km) |
