| Grammichele to Impruneta | 480.98 mi (774.07 km) |
| Grammichele to Induno Olona | 667.43 mi (1,074.13 km) |
| Grammichele to Inverigo | 651.64 mi (1,048.71 km) |
| Grammichele to Inveruno | 646.92 mi (1,041.12 km) |
| Grammichele to Inzago | 633.48 mi (1,019.48 km) |
| Grammichele to Iseo | 629.58 mi (1,013.21 km) |
| Grammichele to Isernia | 303.93 mi (489.12 km) |
| Grammichele to Isola Capo Rizzuto | 180.01 mi (289.70 km) |
| Grammichele to Isola del Liri | 313.65 mi (504.77 km) |
| Grammichele to Isola della Scala | 587.36 mi (945.26 km) |
| Grammichele to Isola Vicentina | 604.50 mi (972.85 km) |
| Grammichele to Ispica | 33.17 mi (53.38 km) |
| Grammichele to Istrana | 599.60 mi (964.96 km) |
| Grammichele to Itri | 287.23 mi (462.26 km) |
| Grammichele to Ittiri | 401.35 mi (645.90 km) |
