| Iowa City to Beltsville (Maryland) | 789.19 mi (1,270.08 km) |
| Iowa City to Belvedere Park (Georgia) | 675.02 mi (1,086.34 km) |
| Iowa City to Belvidere (Illinois) | 143.05 mi (230.22 km) |
| Iowa City to Bemidji (Minnesota) | 434.94 mi (699.97 km) |
| Iowa City to Benbrook (Texas) | 700.58 mi (1,127.47 km) |
| Iowa City to Bend (Oregon) | 1,509.10 mi (2,428.66 km) |
| Iowa City to Benicia (California) | 1,633.99 mi (2,629.66 km) |
| Iowa City to Bensenville (Illinois) | 185.85 mi (299.10 km) |
| Iowa City to Bensville (Maryland) | 794.23 mi (1,278.18 km) |
| Iowa City to Benton (Arkansas) | 492.31 mi (792.30 km) |
| Iowa City to Bentonville (Arkansas) | 393.87 mi (633.87 km) |
| Iowa City to Berea (Kentucky) | 476.57 mi (766.96 km) |
| Iowa City to Berea (Ohio) | 500.23 mi (805.05 km) |
| Iowa City to Berea (South Carolina) | 678.23 mi (1,091.51 km) |
| Iowa City to Bergenfield (New Jersey) | 910.02 mi (1,464.54 km) |
