| Iowa City to Portage (Michigan) | 307.57 mi (494.98 km) |
| Iowa City to Portage (Wisconsin) | 167.71 mi (269.90 km) |
| Iowa City to Portales (New Mexico) | 824.90 mi (1,327.55 km) |
| Iowa City to Porterville (California) | 1,522.17 mi (2,449.70 km) |
| Iowa City to Portland (Maine) | 1,086.01 mi (1,747.76 km) |
| Iowa City to Portland (Oregon) | 1,569.91 mi (2,526.53 km) |
| Iowa City to Portland (Tennessee) | 440.76 mi (709.33 km) |
| Iowa City to Portland (Texas) | 1,005.51 mi (1,618.21 km) |
| Iowa City to Portsmouth (New Hampshire) | 1,061.02 mi (1,707.54 km) |
| Iowa City to Portsmouth (Ohio) | 495.16 mi (796.88 km) |
| Iowa City to Portsmouth (Virginia) | 875.81 mi (1,409.47 km) |
| Iowa City to Post Falls (Idaho) | 1,309.54 mi (2,107.50 km) |
| Iowa City to Potomac (Maryland) | 775.79 mi (1,248.51 km) |
| Iowa City to Potomac Park (California) | 1,538.25 mi (2,475.58 km) |
| Iowa City to Pottstown (Pennsylvania) | 833.42 mi (1,341.26 km) |
