| Marshalltown to Belvedere Marittimo | 5,247.43 mi (8,444.93 km) |
| Marshalltown to Benevento | 5,134.19 mi (8,262.68 km) |
| Marshalltown to Bergamo | 4,734.16 mi (7,618.89 km) |
| Marshalltown to Bernalda | 5,240.52 mi (8,433.80 km) |
| Marshalltown to Bertinoro | 4,895.05 mi (7,877.83 km) |
| Marshalltown to Besana in Brianza | 4,719.38 mi (7,595.11 km) |
| Marshalltown to Besozzo | 4,689.66 mi (7,547.28 km) |
| Marshalltown to Biancavilla | 5,301.74 mi (8,532.32 km) |
| Marshalltown to Biassono | 4,721.63 mi (7,598.73 km) |
| Marshalltown to Bibbiano | 4,809.13 mi (7,739.54 km) |
| Marshalltown to Bibbiena | 4,903.31 mi (7,891.11 km) |
| Marshalltown to Biella | 4,678.97 mi (7,530.07 km) |
| Marshalltown to Bisceglie | 5,194.35 mi (8,359.50 km) |
| Marshalltown to Bisignano | 5,268.26 mi (8,478.44 km) |
| Marshalltown to Bitetto | 5,213.57 mi (8,390.43 km) |
