| Sioux City to Mouscron | 4,392.17 mi (7,068.51 km) |
| Sioux City to Namur | 4,461.41 mi (7,179.94 km) |
| Sioux City to Neder-Over-Heembeek | 4,426.58 mi (7,123.88 km) |
| Sioux City to Neerpelt | 4,449.45 mi (7,160.70 km) |
| Sioux City to Nevele | 4,391.84 mi (7,067.99 km) |
| Sioux City to Niel | 4,415.96 mi (7,106.80 km) |
| Sioux City to Nieuwpoort | 4,360.24 mi (7,017.12 km) |
| Sioux City to Nijlen | 4,424.98 mi (7,121.31 km) |
| Sioux City to Ninove | 4,416.41 mi (7,107.52 km) |
| Sioux City to Nivelles | 4,437.21 mi (7,141.00 km) |
| Sioux City to Olen | 4,432.63 mi (7,133.63 km) |
| Sioux City to Oostakker | 4,396.77 mi (7,075.92 km) |
| Sioux City to Oosterzele | 4,404.03 mi (7,087.60 km) |
| Sioux City to Oostkamp | 4,375.87 mi (7,042.29 km) |
| Sioux City to Opglabbeek | 4,462.26 mi (7,181.31 km) |
