| Didcot to Brie-Comte-Robert | 263.76 mi (424.48 km) |
| Didcot to Brignais | 492.49 mi (792.59 km) |
| Didcot to Brignoles | 660.45 mi (1,062.89 km) |
| Didcot to Brive-la-Gaillarde | 463.22 mi (745.48 km) |
| Didcot to Bron | 492.73 mi (792.98 km) |
| Didcot to Bruay-sur-l'Escaut | 223.92 mi (360.37 km) |
| Didcot to Bruges | 465.42 mi (749.03 km) |
| Didcot to Brumath | 442.65 mi (712.37 km) |
| Didcot to Brunoy | 260.44 mi (419.14 km) |
| Didcot to Bruz | 248.46 mi (399.86 km) |
| Didcot to Bry-sur-Marne | 253.25 mi (407.56 km) |
| Didcot to Bully-les-Mines | 190.15 mi (306.01 km) |
| Didcot to Bures-sur-Yvette | 251.13 mi (404.16 km) |
| Didcot to Bussy-Saint-Georges | 258.36 mi (415.79 km) |
| Didcot to Buxerolles | 353.43 mi (568.79 km) |
