| Solothurn to Bollullos par del Condado | 988.84 mi (1,591.38 km) |
| Solothurn to Bormujos | 970.13 mi (1,561.28 km) |
| Solothurn to Brenes | 953.38 mi (1,534.31 km) |
| Solothurn to Brunete | 741.73 mi (1,193.71 km) |
| Solothurn to Bueu | 866.94 mi (1,395.20 km) |
| Solothurn to Bullas | 786.25 mi (1,265.34 km) |
| Solothurn to Bunol | 681.32 mi (1,096.48 km) |
| Solothurn to Burela de Cabo | 763.40 mi (1,228.57 km) |
| Solothurn to Burgos | 644.83 mi (1,037.75 km) |
| Solothurn to Burjasot | 664.74 mi (1,069.80 km) |
| Solothurn to Burriana | 633.47 mi (1,019.47 km) |
| Solothurn to Cabanaquinta | 698.35 mi (1,123.88 km) |
| Solothurn to Cabanillas del Campo | 701.53 mi (1,129.01 km) |
| Solothurn to Cabra | 907.49 mi (1,460.46 km) |
| Solothurn to Caceres | 877.14 mi (1,411.63 km) |
