| Sioux City to Grottaferrata | 5,133.55 mi (8,261.65 km) |
| Sioux City to Grottaglie | 5,370.00 mi (8,642.17 km) |
| Sioux City to Grottammare | 5,120.05 mi (8,239.93 km) |
| Sioux City to Grugliasco | 4,792.09 mi (7,712.12 km) |
| Sioux City to Grumo Appula | 5,319.33 mi (8,560.63 km) |
| Sioux City to Grumo Nevano | 5,234.05 mi (8,423.39 km) |
| Sioux City to Gualdo Tadino | 5,068.95 mi (8,157.68 km) |
| Sioux City to Guardiagrele | 5,170.88 mi (8,321.73 km) |
| Sioux City to Guastalla | 4,912.89 mi (7,906.53 km) |
| Sioux City to Gubbio | 5,055.49 mi (8,136.03 km) |
| Sioux City to Guspini | 5,084.23 mi (8,182.29 km) |
| Sioux City to Gussago | 4,862.75 mi (7,825.84 km) |
| Sioux City to Iesi | 5,071.76 mi (8,162.22 km) |
| Sioux City to Iesolo | 4,955.42 mi (7,974.98 km) |
| Sioux City to Iglesias | 5,090.30 mi (8,192.04 km) |
