| Iowa City to Oxford (Alabama) | 636.85 mi (1,024.92 km) |
| Iowa City to Oxford (Mississippi) | 515.46 mi (829.55 km) |
| Iowa City to Oxford (Ohio) | 385.68 mi (620.69 km) |
| Iowa City to Oxnard (California) | 1,584.56 mi (2,550.10 km) |
| Iowa City to Oxon Hill (Maryland) | 792.06 mi (1,274.70 km) |
| Iowa City to Ozark (Alabama) | 776.54 mi (1,249.71 km) |
| Iowa City to Ozark (Missouri) | 331.61 mi (533.68 km) |
| Iowa City to Pace (Florida) | 800.21 mi (1,287.82 km) |
| Iowa City to Pacific Grove (California) | 1,656.60 mi (2,666.04 km) |
| Iowa City to Pacifica (California) | 1,661.13 mi (2,673.33 km) |
| Iowa City to Paducah (Kentucky) | 352.25 mi (566.89 km) |
| Iowa City to Pahrump (Nevada) | 1,362.18 mi (2,192.21 km) |
| Iowa City to Painesville (Ohio) | 529.94 mi (852.86 km) |
| Iowa City to Palatine (Illinois) | 182.18 mi (293.20 km) |
| Iowa City to Palatka (Florida) | 995.74 mi (1,602.49 km) |
