| Napa to Belvedere Marittimo | 6,437.33 mi (10,359.88 km) |
| Napa to Benevento | 6,318.24 mi (10,168.23 km) |
| Napa to Bergamo | 5,913.59 mi (9,517.00 km) |
| Napa to Bernalda | 6,412.58 mi (10,320.05 km) |
| Napa to Bertinoro | 6,070.12 mi (9,768.91 km) |
| Napa to Besana in Brianza | 5,902.36 mi (9,498.92 km) |
| Napa to Besozzo | 5,876.42 mi (9,457.18 km) |
| Napa to Biancavilla | 6,524.00 mi (10,499.36 km) |
| Napa to Biassono | 5,905.61 mi (9,504.16 km) |
| Napa to Bibbiano | 5,993.96 mi (9,646.34 km) |
| Napa to Bibbiena | 6,086.97 mi (9,796.03 km) |
| Napa to Biella | 5,874.81 mi (9,454.60 km) |
| Napa to Bisceglie | 6,358.88 mi (10,233.63 km) |
| Napa to Bisignano | 6,454.81 mi (10,388.01 km) |
| Napa to Bitetto | 6,377.87 mi (10,264.19 km) |
