| Sioux City to Bougival | 4,428.67 mi (7,127.26 km) |
| Sioux City to Bouguenais | 4,353.65 mi (7,006.52 km) |
| Sioux City to Boulogne-Billancourt | 4,433.62 mi (7,135.22 km) |
| Sioux City to Boulogne-sur-Mer | 4,335.23 mi (6,976.88 km) |
| Sioux City to Bourg-de-Peage | 4,698.16 mi (7,560.95 km) |
| Sioux City to Bourg-en-Bresse | 4,654.51 mi (7,490.71 km) |
| Sioux City to Bourg-la-Reine | 4,438.61 mi (7,143.25 km) |
| Sioux City to Bourg-les-Valence | 4,696.17 mi (7,557.75 km) |
| Sioux City to Bourges | 4,511.02 mi (7,259.79 km) |
| Sioux City to Bourgoin-Jallieu | 4,682.91 mi (7,536.42 km) |
| Sioux City to Bressuire | 4,410.78 mi (7,098.46 km) |
| Sioux City to Brest | 4,196.37 mi (6,753.40 km) |
| Sioux City to Bretigny-sur-Orge | 4,445.10 mi (7,153.70 km) |
| Sioux City to Breuillet | 4,441.97 mi (7,148.66 km) |
| Sioux City to Briancon | 4,764.38 mi (7,667.53 km) |
