| Iowa City to Grottaferrata | 4,986.28 mi (8,024.64 km) |
| Iowa City to Grottaglie | 5,228.65 mi (8,414.70 km) |
| Iowa City to Grottammare | 4,978.49 mi (8,012.11 km) |
| Iowa City to Grugliasco | 4,645.24 mi (7,475.79 km) |
| Iowa City to Grumo Appula | 5,177.81 mi (8,332.88 km) |
| Iowa City to Grumo Nevano | 5,087.47 mi (8,187.49 km) |
| Iowa City to Gualdo Tadino | 4,926.03 mi (7,927.68 km) |
| Iowa City to Guardiagrele | 5,027.74 mi (8,091.37 km) |
| Iowa City to Guastalla | 4,771.04 mi (7,678.25 km) |
| Iowa City to Gubbio | 4,912.50 mi (7,905.91 km) |
| Iowa City to Guspini | 4,923.12 mi (7,922.99 km) |
| Iowa City to Gussago | 4,722.06 mi (7,599.41 km) |
| Iowa City to Iesi | 4,930.55 mi (7,934.96 km) |
| Iowa City to Iesolo | 4,819.05 mi (7,755.51 km) |
| Iowa City to Iglesias | 4,928.40 mi (7,931.49 km) |
