| Colwyn Bay to Bougival | 396.88 mi (638.72 km) |
| Colwyn Bay to Bouguenais | 432.16 mi (695.49 km) |
| Colwyn Bay to Boulogne-Billancourt | 401.33 mi (645.88 km) |
| Colwyn Bay to Boulogne-sur-Mer | 287.04 mi (461.95 km) |
| Colwyn Bay to Bourg-de-Peage | 692.71 mi (1,114.81 km) |
| Colwyn Bay to Bourg-en-Bresse | 630.29 mi (1,014.35 km) |
| Colwyn Bay to Bourg-la-Reine | 406.43 mi (654.09 km) |
| Colwyn Bay to Bourg-les-Valence | 694.14 mi (1,117.11 km) |
| Colwyn Bay to Bourges | 506.12 mi (814.52 km) |
| Colwyn Bay to Bourgoin-Jallieu | 666.66 mi (1,072.89 km) |
| Colwyn Bay to Bressuire | 467.74 mi (752.75 km) |
| Colwyn Bay to Brest | 340.30 mi (547.66 km) |
| Colwyn Bay to Bretigny-sur-Orge | 415.44 mi (668.59 km) |
| Colwyn Bay to Breuillet | 414.33 mi (666.80 km) |
| Colwyn Bay to Briancon | 743.46 mi (1,196.49 km) |
