| Petaluma to Berkeley (California) | 31.90 mi (51.34 km) |
| Petaluma to Berkley (Colorado) | 949.24 mi (1,527.65 km) |
| Petaluma to Berkley (Michigan) | 2,077.95 mi (3,344.14 km) |
| Petaluma to Berthoud (Colorado) | 949.64 mi (1,528.30 km) |
| Petaluma to Berwick (Pennsylvania) | 2,445.81 mi (3,936.15 km) |
| Petaluma to Berwyn (Illinois) | 1,846.55 mi (2,971.74 km) |
| Petaluma to Bessemer (Alabama) | 2,013.31 mi (3,240.11 km) |
| Petaluma to Bethany (Oklahoma) | 1,389.51 mi (2,236.20 km) |
| Petaluma to Bethany (Oregon) | 505.82 mi (814.03 km) |
| Petaluma to Bethel Park (Pennsylvania) | 2,260.25 mi (3,637.53 km) |
| Petaluma to Bethesda (Maryland) | 2,431.26 mi (3,912.73 km) |
| Petaluma to Bethlehem (Pennsylvania) | 2,496.87 mi (4,018.32 km) |
| Petaluma to Bethpage (New York) | 2,591.39 mi (4,170.44 km) |
| Petaluma to Bettendorf (Iowa) | 1,709.44 mi (2,751.08 km) |
| Petaluma to Beverly (Massachusetts) | 2,697.35 mi (4,340.96 km) |
