| Potters Bar to Bollullos par del Condado | 1,039.54 mi (1,672.97 km) |
| Potters Bar to Bormujos | 1,030.88 mi (1,659.04 km) |
| Potters Bar to Brenes | 1,015.92 mi (1,634.97 km) |
| Potters Bar to Brunete | 801.43 mi (1,289.77 km) |
| Potters Bar to Bueu | 763.24 mi (1,228.31 km) |
| Potters Bar to Bullas | 945.76 mi (1,522.06 km) |
| Potters Bar to Bunol | 848.87 mi (1,366.12 km) |
| Potters Bar to Burela de Cabo | 648.85 mi (1,044.22 km) |
| Potters Bar to Burgos | 667.20 mi (1,073.75 km) |
| Potters Bar to Burjasot | 842.43 mi (1,355.75 km) |
| Potters Bar to Burriana | 815.91 mi (1,313.07 km) |
| Potters Bar to Cabanaquinta | 645.08 mi (1,038.16 km) |
| Potters Bar to Cabanillas del Campo | 777.80 mi (1,251.75 km) |
| Potters Bar to Cabra | 1,004.84 mi (1,617.14 km) |
| Potters Bar to Caceres | 894.54 mi (1,439.62 km) |
