| Biarritz to Borgosesia | 507.16 mi (816.19 km) |
| Biarritz to Boscoreale | 841.83 mi (1,354.79 km) |
| Biarritz to Boscotrecase | 840.64 mi (1,352.89 km) |
| Biarritz to Botticino Sera | 597.58 mi (961.71 km) |
| Biarritz to Bovalino Marina | 994.95 mi (1,601.21 km) |
| Biarritz to Boves | 457.07 mi (735.58 km) |
| Biarritz to Boville Ernica | 773.95 mi (1,245.56 km) |
| Biarritz to Bovisio Masciago | 547.15 mi (880.56 km) |
| Biarritz to Bovolone | 638.09 mi (1,026.90 km) |
| Biarritz to Bra | 474.25 mi (763.22 km) |
| Biarritz to Bracciano | 702.51 mi (1,130.58 km) |
| Biarritz to Brandizzo | 478.76 mi (770.48 km) |
| Biarritz to Breganze | 663.03 mi (1,067.04 km) |
| Biarritz to Brembate | 565.88 mi (910.69 km) |
| Biarritz to Brescia | 597.02 mi (960.81 km) |
