| Towcester to Bagnolet | 270.48 mi (435.29 km) |
| Towcester to Bagnols-sur-Ceze | 607.78 mi (978.13 km) |
| Towcester to Bailleul | 187.01 mi (300.97 km) |
| Towcester to Balma | 599.75 mi (965.21 km) |
| Towcester to Bar-le-Duc | 356.46 mi (573.66 km) |
| Towcester to Barentin | 197.74 mi (318.23 km) |
| Towcester to Basse-Goulaine | 340.24 mi (547.56 km) |
| Towcester to Bastia | 812.34 mi (1,307.34 km) |
| Towcester to Bayeux | 197.41 mi (317.70 km) |
| Towcester to Bayonne | 597.40 mi (961.41 km) |
| Towcester to Beaucaire | 630.87 mi (1,015.30 km) |
| Towcester to Beauchamp | 256.51 mi (412.82 km) |
| Towcester to Beaumont | 477.70 mi (768.79 km) |
| Towcester to Beaumont-sur-Oise | 251.38 mi (404.56 km) |
| Towcester to Beaune | 438.59 mi (705.84 km) |
