| Iowa City to Bathgate | 3,837.43 mi (6,175.75 km) |
| Iowa City to Batley | 3,976.19 mi (6,399.05 km) |
| Iowa City to Beaconsfield | 4,082.96 mi (6,570.90 km) |
| Iowa City to Bearsden | 3,812.70 mi (6,135.95 km) |
| Iowa City to Bebington | 3,937.97 mi (6,337.55 km) |
| Iowa City to Beccles | 4,134.42 mi (6,653.71 km) |
| Iowa City to Beckenham | 4,112.46 mi (6,618.36 km) |
| Iowa City to Bedford | 4,070.99 mi (6,551.62 km) |
| Iowa City to Bedlington | 3,933.17 mi (6,329.82 km) |
| Iowa City to Bedwas | 3,986.43 mi (6,415.54 km) |
| Iowa City to Bedworth | 4,022.39 mi (6,473.41 km) |
| Iowa City to Beeston | 4,017.16 mi (6,465.00 km) |
| Iowa City to Belfast | 3,793.44 mi (6,104.95 km) |
| Iowa City to Belgrave | 4,029.34 mi (6,484.59 km) |
| Iowa City to Bellshill | 3,826.50 mi (6,158.16 km) |
