| Petaluma to Baraboo (Wisconsin) | 1,744.33 mi (2,807.23 km) |
| Petaluma to Barberton (Ohio) | 2,171.41 mi (3,494.54 km) |
| Petaluma to Bardstown (Kentucky) | 2,009.43 mi (3,233.87 km) |
| Petaluma to Barrington (Illinois) | 1,827.95 mi (2,941.80 km) |
| Petaluma to Barstow (California) | 387.57 mi (623.74 km) |
| Petaluma to Bartlesville (Oklahoma) | 1,461.37 mi (2,351.85 km) |
| Petaluma to Bartlett (Illinois) | 1,824.58 mi (2,936.38 km) |
| Petaluma to Bartlett (Tennessee) | 1,818.83 mi (2,927.12 km) |
| Petaluma to Bartow (Florida) | 2,446.93 mi (3,937.95 km) |
| Petaluma to Batavia (Illinois) | 1,819.82 mi (2,928.72 km) |
| Petaluma to Batavia (New York) | 2,326.56 mi (3,744.23 km) |
| Petaluma to Batesville (Arkansas) | 1,711.18 mi (2,753.88 km) |
| Petaluma to Baton Rouge (Louisiana) | 1,865.63 mi (3,002.44 km) |
| Petaluma to Battle Creek (Michigan) | 1,975.23 mi (3,178.82 km) |
| Petaluma to Battle Ground (Washington) | 520.59 mi (837.81 km) |
