| Sioux City to Surbo | 5,401.99 mi (8,693.66 km) |
| Sioux City to Susegana | 4,926.57 mi (7,928.55 km) |
| Sioux City to Suzzara | 4,912.40 mi (7,905.74 km) |
| Sioux City to Taggia | 4,857.14 mi (7,816.81 km) |
| Sioux City to Taglio | 4,964.33 mi (7,989.32 km) |
| Sioux City to Taormina | 5,423.34 mi (8,728.02 km) |
| Sioux City to Taranto | 5,366.20 mi (8,636.06 km) |
| Sioux City to Tarcento | 4,943.47 mi (7,955.74 km) |
| Sioux City to Tarquinia | 5,077.51 mi (8,171.47 km) |
| Sioux City to Taurianova | 5,426.38 mi (8,732.92 km) |
| Sioux City to Taurisano | 5,425.85 mi (8,732.07 km) |
| Sioux City to Tavagnacco | 4,947.39 mi (7,962.06 km) |
| Sioux City to Taviano | 5,421.15 mi (8,724.50 km) |
| Sioux City to Teano | 5,211.28 mi (8,386.75 km) |
| Sioux City to Tempio Pausania | 5,039.41 mi (8,110.14 km) |
