| Iowa City to Pully | 4,550.55 mi (7,323.41 km) |
| Iowa City to Rapperswil-Jona | 4,603.72 mi (7,408.97 km) |
| Iowa City to Regensdorf | 4,581.63 mi (7,373.42 km) |
| Iowa City to Reinach | 4,546.32 mi (7,316.59 km) |
| Iowa City to Renens | 4,546.67 mi (7,317.15 km) |
| Iowa City to Rheinfelden | 4,551.78 mi (7,325.38 km) |
| Iowa City to Richterswil | 4,599.33 mi (7,401.91 km) |
| Iowa City to Riehen | 4,544.14 mi (7,313.09 km) |
| Iowa City to Risch | 4,592.33 mi (7,390.65 km) |
| Iowa City to Romanshorn | 4,609.52 mi (7,418.31 km) |
| Iowa City to Rorschach | 4,618.90 mi (7,433.40 km) |
| Iowa City to Rothrist | 4,565.01 mi (7,346.67 km) |
| Iowa City to Ruti | 4,602.90 mi (7,407.65 km) |
| Iowa City to Sankt Gallen | 4,615.85 mi (7,428.50 km) |
| Iowa City to Sarnen | 4,595.40 mi (7,395.59 km) |
