| Napa to Blumberg | 5,762.34 mi (9,273.60 km) |
| Napa to Bobenheim-Roxheim | 5,661.13 mi (9,110.70 km) |
| Napa to Bobingen | 5,800.31 mi (9,334.70 km) |
| Napa to Boblingen | 5,728.56 mi (9,219.23 km) |
| Napa to Bocholt | 5,491.48 mi (8,837.68 km) |
| Napa to Bochum | 5,526.43 mi (8,893.94 km) |
| Napa to Bockenem | 5,572.16 mi (8,967.52 km) |
| Napa to Bockhorn | 5,442.32 mi (8,758.58 km) |
| Napa to Bogen | 5,811.70 mi (9,353.02 km) |
| Napa to Bohl-Iggelheim | 5,671.44 mi (9,127.30 km) |
| Napa to Bohmte | 5,506.62 mi (8,862.05 km) |
| Napa to Boizenburg | 5,510.56 mi (8,868.39 km) |
| Napa to Bonen | 5,534.36 mi (8,906.69 km) |
| Napa to Bonn | 5,564.14 mi (8,954.62 km) |
| Napa to Bopfingen | 5,754.76 mi (9,261.39 km) |
