| Iowa City to Baykan | 6,187.88 mi (9,958.44 km) |
| Iowa City to Bayramic | 5,602.75 mi (9,016.76 km) |
| Iowa City to Beldibi | 5,814.99 mi (9,358.32 km) |
| Iowa City to Belen | 6,108.70 mi (9,831.00 km) |
| Iowa City to Bergama | 5,659.01 mi (9,107.30 km) |
| Iowa City to Besikduzu | 5,946.75 mi (9,570.36 km) |
| Iowa City to Besiri | 6,187.31 mi (9,957.52 km) |
| Iowa City to Besni | 6,094.83 mi (9,808.68 km) |
| Iowa City to Beydag | 5,750.09 mi (9,253.87 km) |
| Iowa City to Beykoz | 5,620.00 mi (9,044.52 km) |
| Iowa City to Beylikduzu | 5,611.68 mi (9,031.12 km) |
| Iowa City to Beypazari | 5,765.97 mi (9,279.44 km) |
| Iowa City to Beysehir | 5,893.62 mi (9,484.86 km) |
| Iowa City to Biga | 5,603.56 mi (9,018.06 km) |
| Iowa City to Bigadic | 5,678.07 mi (9,137.98 km) |
