| Iowa City to Dobrova | 4,861.44 mi (7,823.72 km) |
| Iowa City to Dobrovnik | 4,904.30 mi (7,892.71 km) |
| Iowa City to Dobrovo | 4,831.36 mi (7,775.33 km) |
| Iowa City to Dol | 4,868.20 mi (7,834.61 km) |
| Iowa City to Dolenjske Toplice | 4,898.38 mi (7,883.19 km) |
| Iowa City to Domzale | 4,864.18 mi (7,828.14 km) |
| Iowa City to Dornava | 4,900.09 mi (7,885.93 km) |
| Iowa City to Dragomer | 4,861.79 mi (7,824.29 km) |
| Iowa City to Dravograd | 4,859.54 mi (7,820.67 km) |
| Iowa City to Gorenja Vas | 4,849.19 mi (7,804.01 km) |
| Iowa City to Gorisnica | 4,903.20 mi (7,890.94 km) |
| Iowa City to Gornja Radgona | 4,890.53 mi (7,870.55 km) |
| Iowa City to Gornji Grad | 4,864.82 mi (7,829.17 km) |
| Iowa City to Gornji Petrovci | 4,892.66 mi (7,873.98 km) |
| Iowa City to Grad | 4,888.76 mi (7,867.69 km) |
