| Sioux City to Arcore | 4,830.91 mi (7,774.60 km) |
| Sioux City to Ardea | 5,137.18 mi (8,267.50 km) |
| Sioux City to Arenzano | 4,863.04 mi (7,826.30 km) |
| Sioux City to Arese | 4,825.53 mi (7,765.94 km) |
| Sioux City to Arezzo | 5,024.89 mi (8,086.78 km) |
| Sioux City to Argelato | 4,953.51 mi (7,971.91 km) |
| Sioux City to Argenta | 4,969.27 mi (7,997.27 km) |
| Sioux City to Ariano Irpino | 5,253.76 mi (8,455.11 km) |
| Sioux City to Ariccia | 5,136.78 mi (8,266.85 km) |
| Sioux City to Arluno | 4,822.90 mi (7,761.70 km) |
| Sioux City to Arona | 4,797.65 mi (7,721.07 km) |
| Sioux City to Artena | 5,145.31 mi (8,280.57 km) |
| Sioux City to Arzachena | 5,041.80 mi (8,113.99 km) |
| Sioux City to Arzano | 5,234.86 mi (8,424.69 km) |
| Sioux City to Arzignano | 4,909.31 mi (7,900.77 km) |
