| Birstonas to Bormujos | 1,847.50 mi (2,973.26 km) |
| Birstonas to Brenes | 1,830.75 mi (2,946.30 km) |
| Birstonas to Brunete | 1,616.84 mi (2,602.06 km) |
| Birstonas to Bueu | 1,703.89 mi (2,742.15 km) |
| Birstonas to Bullas | 1,659.03 mi (2,669.96 km) |
| Birstonas to Bunol | 1,555.54 mi (2,503.40 km) |
| Birstonas to Burela de Cabo | 1,590.96 mi (2,560.41 km) |
| Birstonas to Burgos | 1,510.90 mi (2,431.55 km) |
| Birstonas to Burjasot | 1,537.92 mi (2,475.04 km) |
| Birstonas to Burriana | 1,506.86 mi (2,425.06 km) |
| Birstonas to Cabanaquinta | 1,546.04 mi (2,488.11 km) |
| Birstonas to Cabanillas del Campo | 1,577.58 mi (2,538.87 km) |
| Birstonas to Cabra | 1,784.87 mi (2,872.46 km) |
| Birstonas to Caceres | 1,749.11 mi (2,814.93 km) |
| Birstonas to Cadiz | 1,899.83 mi (3,057.49 km) |
