| Holyhead to Bois-Colombes | 425.87 mi (685.37 km) |
| Holyhead to Bois-d'Arcy | 424.83 mi (683.70 km) |
| Holyhead to Bois-Guillaume | 362.92 mi (584.06 km) |
| Holyhead to Boissy-Saint-Leger | 441.80 mi (711.01 km) |
| Holyhead to Bolbec | 338.96 mi (545.50 km) |
| Holyhead to Bollene | 754.60 mi (1,214.41 km) |
| Holyhead to Bondoufle | 445.04 mi (716.22 km) |
| Holyhead to Bondues | 374.48 mi (602.66 km) |
| Holyhead to Bondy | 433.21 mi (697.18 km) |
| Holyhead to Bonneuil-sur-Marne | 439.89 mi (707.94 km) |
| Holyhead to Bonneville | 700.46 mi (1,127.28 km) |
| Holyhead to Bordeaux | 612.98 mi (986.49 km) |
| Holyhead to Borgo | 984.32 mi (1,584.11 km) |
| Holyhead to Bouc-Bel-Air | 820.59 mi (1,320.61 km) |
| Holyhead to Boucau | 691.15 mi (1,112.30 km) |
