| Idrija to Bois-Colombes | 584.34 mi (940.40 km) |
| Idrija to Bois-d'Arcy | 592.62 mi (953.74 km) |
| Idrija to Bois-Guillaume | 644.85 mi (1,037.79 km) |
| Idrija to Boissy-Saint-Leger | 570.68 mi (918.42 km) |
| Idrija to Bolbec | 674.68 mi (1,085.79 km) |
| Idrija to Bollene | 467.29 mi (752.02 km) |
| Idrija to Bondoufle | 574.01 mi (923.78 km) |
| Idrija to Bondues | 596.97 mi (960.73 km) |
| Idrija to Bondy | 574.68 mi (924.85 km) |
| Idrija to Bonneuil-sur-Marne | 572.09 mi (920.69 km) |
| Idrija to Bonneville | 365.68 mi (588.51 km) |
| Idrija to Bordeaux | 711.92 mi (1,145.73 km) |
| Idrija to Borgo | 329.37 mi (530.06 km) |
| Idrija to Bouc-Bel-Air | 457.68 mi (736.56 km) |
| Idrija to Boucau | 778.77 mi (1,253.31 km) |
