| Sioux City to Marsala | 5,315.79 mi (8,554.94 km) |
| Sioux City to Marsciano | 5,067.42 mi (8,155.22 km) |
| Sioux City to Martano | 5,418.08 mi (8,719.55 km) |
| Sioux City to Martellago | 4,937.44 mi (7,946.03 km) |
| Sioux City to Martina Franca | 5,358.04 mi (8,622.94 km) |
| Sioux City to Martinengo | 4,850.19 mi (7,805.63 km) |
| Sioux City to Martinsicuro | 5,127.01 mi (8,251.13 km) |
| Sioux City to Mascali | 5,425.09 mi (8,730.84 km) |
| Sioux City to Mascalucia | 5,428.39 mi (8,736.16 km) |
| Sioux City to Masera di Padova | 4,937.76 mi (7,946.55 km) |
| Sioux City to Maserada sul Piave | 4,933.61 mi (7,939.88 km) |
| Sioux City to Massa | 4,933.97 mi (7,940.46 km) |
| Sioux City to Massa Lombarda | 4,976.40 mi (8,008.74 km) |
| Sioux City to Massafra | 5,356.01 mi (8,619.66 km) |
| Sioux City to Massalubrense | 5,252.53 mi (8,453.13 km) |
