| Castel Gandolfo to Brie-Comte-Robert | 683.82 mi (1,100.50 km) |
| Castel Gandolfo to Brignais | 478.39 mi (769.89 km) |
| Castel Gandolfo to Brignoles | 354.23 mi (570.08 km) |
| Castel Gandolfo to Brive-la-Gaillarde | 604.84 mi (973.40 km) |
| Castel Gandolfo to Bron | 474.29 mi (763.30 km) |
| Castel Gandolfo to Bruay-sur-l'Escaut | 739.16 mi (1,189.56 km) |
| Castel Gandolfo to Bruges | 700.19 mi (1,126.84 km) |
| Castel Gandolfo to Brumath | 538.94 mi (867.34 km) |
| Castel Gandolfo to Brunoy | 687.75 mi (1,106.83 km) |
| Castel Gandolfo to Bruz | 825.61 mi (1,328.69 km) |
| Castel Gandolfo to Bry-sur-Marne | 693.61 mi (1,116.26 km) |
| Castel Gandolfo to Bully-les-Mines | 764.88 mi (1,230.96 km) |
| Castel Gandolfo to Bures-sur-Yvette | 699.69 mi (1,126.04 km) |
| Castel Gandolfo to Bussy-Saint-Georges | 687.66 mi (1,106.68 km) |
| Castel Gandolfo to Buxerolles | 694.62 mi (1,117.88 km) |
