| Greenbelt to Imola | 4,355.30 mi (7,009.17 km) |
| Greenbelt to Impruneta | 4,357.87 mi (7,013.31 km) |
| Greenbelt to Induno Olona | 4,182.58 mi (6,731.22 km) |
| Greenbelt to Inverigo | 4,202.70 mi (6,763.58 km) |
| Greenbelt to Inveruno | 4,193.82 mi (6,749.31 km) |
| Greenbelt to Inzago | 4,220.50 mi (6,792.24 km) |
| Greenbelt to Iseo | 4,240.88 mi (6,825.03 km) |
| Greenbelt to Isernia | 4,561.79 mi (7,341.49 km) |
| Greenbelt to Isola Capo Rizzuto | 4,787.37 mi (7,704.52 km) |
| Greenbelt to Isola del Liri | 4,529.68 mi (7,289.81 km) |
| Greenbelt to Isola della Scala | 4,294.46 mi (6,911.27 km) |
| Greenbelt to Isola Vicentina | 4,301.12 mi (6,921.99 km) |
| Greenbelt to Ispica | 4,771.69 mi (7,679.29 km) |
| Greenbelt to Istrana | 4,326.97 mi (6,963.59 km) |
| Greenbelt to Itri | 4,542.21 mi (7,309.99 km) |
