| Grefrath to Bois-Colombes | 245.84 mi (395.64 km) |
| Grefrath to Bois-d'Arcy | 259.14 mi (417.05 km) |
| Grefrath to Bois-Guillaume | 263.54 mi (424.13 km) |
| Grefrath to Boissy-Saint-Leger | 246.56 mi (396.80 km) |
| Grefrath to Bolbec | 285.37 mi (459.26 km) |
| Grefrath to Bollene | 493.05 mi (793.49 km) |
| Grefrath to Bondoufle | 257.54 mi (414.47 km) |
| Grefrath to Bondues | 147.79 mi (237.84 km) |
| Grefrath to Bondy | 239.72 mi (385.80 km) |
| Grefrath to Bonneuil-sur-Marne | 246.02 mi (395.93 km) |
| Grefrath to Bonneville | 363.26 mi (584.61 km) |
| Grefrath to Bordeaux | 550.37 mi (885.74 km) |
| Grefrath to Borgo | 623.88 mi (1,004.04 km) |
| Grefrath to Bouc-Bel-Air | 546.30 mi (879.18 km) |
| Grefrath to Boucau | 651.30 mi (1,048.16 km) |
