| Gebze to Bougival | 1,438.90 mi (2,315.69 km) |
| Gebze to Bouguenais | 1,593.61 mi (2,564.67 km) |
| Gebze to Boulogne-Billancourt | 1,433.95 mi (2,307.72 km) |
| Gebze to Boulogne-sur-Mer | 1,493.78 mi (2,404.01 km) |
| Gebze to Bourg-de-Peage | 1,262.80 mi (2,032.28 km) |
| Gebze to Bourg-en-Bresse | 1,263.51 mi (2,033.43 km) |
| Gebze to Bourg-la-Reine | 1,429.82 mi (2,301.08 km) |
| Gebze to Bourg-les-Valence | 1,269.84 mi (2,043.60 km) |
| Gebze to Bourges | 1,405.22 mi (2,261.48 km) |
| Gebze to Bourgoin-Jallieu | 1,255.76 mi (2,020.94 km) |
| Gebze to Bressuire | 1,538.51 mi (2,475.99 km) |
| Gebze to Brest | 1,733.26 mi (2,789.41 km) |
| Gebze to Bretigny-sur-Orge | 1,427.77 mi (2,297.77 km) |
| Gebze to Breuillet | 1,433.14 mi (2,306.42 km) |
| Gebze to Briancon | 1,184.74 mi (1,906.66 km) |
