| Petaluma to Bougival | 5,535.76 mi (8,908.95 km) |
| Petaluma to Bouguenais | 5,505.92 mi (8,860.92 km) |
| Petaluma to Boulogne-Billancourt | 5,540.34 mi (8,916.32 km) |
| Petaluma to Boulogne-sur-Mer | 5,423.58 mi (8,728.42 km) |
| Petaluma to Bourg-de-Peage | 5,826.78 mi (9,377.29 km) |
| Petaluma to Bourg-en-Bresse | 5,769.15 mi (9,284.55 km) |
| Petaluma to Bourg-la-Reine | 5,545.46 mi (8,924.55 km) |
| Petaluma to Bourg-les-Valence | 5,826.92 mi (9,377.52 km) |
| Petaluma to Bourges | 5,636.75 mi (9,071.47 km) |
| Petaluma to Bourgoin-Jallieu | 5,803.95 mi (9,340.55 km) |
| Petaluma to Bressuire | 5,559.29 mi (8,946.81 km) |
| Petaluma to Brest | 5,353.04 mi (8,614.89 km) |
| Petaluma to Bretigny-sur-Orge | 5,553.98 mi (8,938.27 km) |
| Petaluma to Breuillet | 5,552.33 mi (8,935.62 km) |
| Petaluma to Briancon | 5,882.34 mi (9,466.71 km) |
