| Karnobat to Bouguenais | 1,426.03 mi (2,294.97 km) |
| Karnobat to Boulogne-Billancourt | 1,261.05 mi (2,029.46 km) |
| Karnobat to Boulogne-sur-Mer | 1,317.47 mi (2,120.26 km) |
| Karnobat to Bourg-de-Peage | 1,102.20 mi (1,773.82 km) |
| Karnobat to Bourg-en-Bresse | 1,097.81 mi (1,766.75 km) |
| Karnobat to Bourg-la-Reine | 1,257.03 mi (2,022.99 km) |
| Karnobat to Bourg-les-Valence | 1,109.69 mi (1,785.87 km) |
| Karnobat to Bourges | 1,237.18 mi (1,991.04 km) |
| Karnobat to Bourgoin-Jallieu | 1,092.63 mi (1,758.41 km) |
| Karnobat to Bressuire | 1,371.81 mi (2,207.72 km) |
| Karnobat to Brest | 1,562.82 mi (2,515.11 km) |
| Karnobat to Bretigny-sur-Orge | 1,255.39 mi (2,020.35 km) |
| Karnobat to Breuillet | 1,260.91 mi (2,029.24 km) |
| Karnobat to Briancon | 1,024.53 mi (1,648.82 km) |
| Karnobat to Brie-Comte-Robert | 1,242.67 mi (1,999.88 km) |
