| Sioux City to San Maurizio Canavese | 4,787.42 mi (7,704.61 km) |
| Sioux City to San Mauro Pascoli | 5,014.61 mi (8,070.23 km) |
| Sioux City to San Mauro Torinese | 4,797.05 mi (7,720.10 km) |
| Sioux City to San Michele al Tagliamento | 4,957.00 mi (7,977.53 km) |
| Sioux City to San Miniato | 4,976.69 mi (8,009.21 km) |
| Sioux City to San Pancrazio Salentino | 5,390.32 mi (8,674.88 km) |
| Sioux City to San Pietro in Casale | 4,949.61 mi (7,965.62 km) |
| Sioux City to San Pietro Vernotico | 5,394.80 mi (8,682.09 km) |
| Sioux City to San Prisco | 5,227.39 mi (8,412.67 km) |
| Sioux City to San Remo | 4,855.46 mi (7,814.10 km) |
| Sioux City to San Salvo | 5,197.18 mi (8,364.05 km) |
| Sioux City to San Sebastiano al Vesuvio | 5,242.63 mi (8,437.19 km) |
| Sioux City to San Severino Marche | 5,083.54 mi (8,181.17 km) |
| Sioux City to San Severo | 5,237.88 mi (8,429.55 km) |
| Sioux City to San Valentino Torio | 5,253.46 mi (8,454.63 km) |
