| Ystrad Mynach to Bougival | 305.31 mi (491.36 km) |
| Ystrad Mynach to Bouguenais | 316.91 mi (510.02 km) |
| Ystrad Mynach to Boulogne-Billancourt | 310.15 mi (499.14 km) |
| Ystrad Mynach to Boulogne-sur-Mer | 219.53 mi (353.31 km) |
| Ystrad Mynach to Bourg-de-Peage | 593.53 mi (955.19 km) |
| Ystrad Mynach to Bourg-en-Bresse | 536.86 mi (864.00 km) |
| Ystrad Mynach to Bourg-la-Reine | 315.22 mi (507.29 km) |
| Ystrad Mynach to Bourg-les-Valence | 594.07 mi (956.06 km) |
| Ystrad Mynach to Bourges | 404.10 mi (650.33 km) |
| Ystrad Mynach to Bourgoin-Jallieu | 570.52 mi (918.16 km) |
| Ystrad Mynach to Bressuire | 354.18 mi (569.99 km) |
| Ystrad Mynach to Brest | 231.42 mi (372.44 km) |
| Ystrad Mynach to Bretigny-sur-Orge | 322.64 mi (519.24 km) |
| Ystrad Mynach to Breuillet | 320.29 mi (515.46 km) |
| Ystrad Mynach to Briancon | 649.71 mi (1,045.60 km) |
