| Portes-les-Valence to Blackburn | 696.18 mi (1,120.39 km) |
| Portes-les-Valence to Blackpool | 712.40 mi (1,146.50 km) |
| Portes-les-Valence to Blairgowrie | 884.34 mi (1,423.21 km) |
| Portes-les-Valence to Blandford Forum | 526.19 mi (846.82 km) |
| Portes-les-Valence to Blaydon | 755.55 mi (1,215.95 km) |
| Portes-les-Valence to Bletchley | 554.72 mi (892.74 km) |
| Portes-les-Valence to Bloxwich | 619.29 mi (996.65 km) |
| Portes-les-Valence to Blunsdon Saint Andrew | 556.94 mi (896.30 km) |
| Portes-les-Valence to Blyth | 762.36 mi (1,226.90 km) |
| Portes-les-Valence to Bo'ness | 854.21 mi (1,374.72 km) |
| Portes-les-Valence to Bodmin | 589.59 mi (948.85 km) |
| Portes-les-Valence to Bognor Regis | 482.43 mi (776.39 km) |
| Portes-les-Valence to Bolsover | 640.77 mi (1,031.22 km) |
| Portes-les-Valence to Bolton | 685.02 mi (1,102.44 km) |
| Portes-les-Valence to Bonhill | 871.11 mi (1,401.92 km) |
