| Napa to Beverly Hills (California) | 363.57 mi (585.10 km) |
| Napa to Beverly Hills (Florida) | 2,362.91 mi (3,802.73 km) |
| Napa to Beverly Hills (Michigan) | 2,057.05 mi (3,310.50 km) |
| Napa to Bexley (Ohio) | 2,095.87 mi (3,372.97 km) |
| Napa to Biddeford (Maine) | 2,688.04 mi (4,325.99 km) |
| Napa to Big Bear City (California) | 414.92 mi (667.76 km) |
| Napa to Big Lake (Minnesota) | 1,539.42 mi (2,477.46 km) |
| Napa to Big Spring (Texas) | 1,243.58 mi (2,001.35 km) |
| Napa to Billings (Montana) | 872.97 mi (1,404.91 km) |
| Napa to Biloxi (Mississippi) | 1,965.97 mi (3,163.92 km) |
| Napa to Binghamton (New York) | 2,432.21 mi (3,914.27 km) |
| Napa to Birmingham (Alabama) | 2,001.41 mi (3,220.96 km) |
| Napa to Birmingham (Michigan) | 2,058.21 mi (3,312.37 km) |
| Napa to Bismarck (North Dakota) | 1,238.09 mi (1,992.52 km) |
| Napa to Bithlo (Florida) | 2,446.77 mi (3,937.69 km) |
