| Sioux City to Bollullos par del Condado | 4,540.79 mi (7,307.70 km) |
| Sioux City to Bormujos | 4,560.38 mi (7,339.22 km) |
| Sioux City to Brenes | 4,561.75 mi (7,341.43 km) |
| Sioux City to Brunete | 4,527.10 mi (7,285.67 km) |
| Sioux City to Bueu | 4,247.44 mi (6,835.60 km) |
| Sioux City to Bullas | 4,723.99 mi (7,602.53 km) |
| Sioux City to Bunol | 4,703.57 mi (7,569.66 km) |
| Sioux City to Burela de Cabo | 4,255.83 mi (6,849.10 km) |
| Sioux City to Burgos | 4,461.31 mi (7,179.78 km) |
| Sioux City to Burjasot | 4,716.07 mi (7,589.78 km) |
| Sioux City to Burriana | 4,713.01 mi (7,584.85 km) |
| Sioux City to Cabanaquinta | 4,352.85 mi (7,005.24 km) |
| Sioux City to Cabanillas del Campo | 4,549.59 mi (7,321.86 km) |
| Sioux City to Cabra | 4,628.32 mi (7,448.57 km) |
| Sioux City to Caceres | 4,461.78 mi (7,180.55 km) |
