| Potters Bar to Benisa | 897.14 mi (1,443.82 km) |
| Potters Bar to Berga | 669.97 mi (1,078.21 km) |
| Potters Bar to Berja | 1,035.10 mi (1,665.83 km) |
| Potters Bar to Bermeo | 584.02 mi (939.89 km) |
| Potters Bar to Berriozar | 616.23 mi (991.72 km) |
| Potters Bar to Betanzos | 691.05 mi (1,112.14 km) |
| Potters Bar to Betera | 836.54 mi (1,346.28 km) |
| Potters Bar to Bilbao | 596.99 mi (960.76 km) |
| Potters Bar to Binefar | 680.81 mi (1,095.66 km) |
| Potters Bar to Binisalem | 842.62 mi (1,356.07 km) |
| Potters Bar to Blanes | 706.64 mi (1,137.23 km) |
| Potters Bar to Boadilla del Monte | 799.70 mi (1,287.00 km) |
| Potters Bar to Boiro | 746.13 mi (1,200.77 km) |
| Potters Bar to Bolanos de Calatrava | 901.65 mi (1,451.07 km) |
| Potters Bar to Bollullos de la Mitacion | 1,034.02 mi (1,664.10 km) |
