| Mountain Ash to Beuvry | 274.75 mi (442.17 km) |
| Mountain Ash to Beziers | 652.34 mi (1,049.83 km) |
| Mountain Ash to Bezons | 311.70 mi (501.64 km) |
| Mountain Ash to Biarritz | 572.92 mi (922.03 km) |
| Mountain Ash to Biganos | 498.58 mi (802.39 km) |
| Mountain Ash to Billere | 595.30 mi (958.03 km) |
| Mountain Ash to Biot | 738.29 mi (1,188.16 km) |
| Mountain Ash to Biscarrosse | 513.80 mi (826.88 km) |
| Mountain Ash to Bischheim | 535.77 mi (862.24 km) |
| Mountain Ash to Bischwiller | 535.27 mi (861.44 km) |
| Mountain Ash to Blagnac | 598.21 mi (962.73 km) |
| Mountain Ash to Blain | 299.42 mi (481.86 km) |
| Mountain Ash to Blanquefort | 484.40 mi (779.57 km) |
| Mountain Ash to Blois | 352.16 mi (566.74 km) |
| Mountain Ash to Bobigny | 320.18 mi (515.27 km) |
