| Didcot to Bois-Colombes | 241.88 mi (389.26 km) |
| Didcot to Bois-d'Arcy | 241.81 mi (389.15 km) |
| Didcot to Bois-Guillaume | 180.33 mi (290.21 km) |
| Didcot to Boissy-Saint-Leger | 257.75 mi (414.82 km) |
| Didcot to Bolbec | 159.35 mi (256.45 km) |
| Didcot to Bollene | 576.65 mi (928.03 km) |
| Didcot to Bondoufle | 261.67 mi (421.12 km) |
| Didcot to Bondues | 197.92 mi (318.52 km) |
| Didcot to Bondy | 248.86 mi (400.50 km) |
| Didcot to Bonneuil-sur-Marne | 255.83 mi (411.72 km) |
| Didcot to Bonneville | 515.78 mi (830.06 km) |
| Didcot to Bordeaux | 468.47 mi (753.93 km) |
| Didcot to Borgo | 800.25 mi (1,287.88 km) |
| Didcot to Bouc-Bel-Air | 642.51 mi (1,034.02 km) |
| Didcot to Boucau | 558.56 mi (898.91 km) |
