| Harsum to Impruneta | 591.81 mi (952.43 km) |
| Harsum to Induno Olona | 442.06 mi (711.42 km) |
| Harsum to Inverigo | 448.44 mi (721.70 km) |
| Harsum to Inveruno | 464.88 mi (748.14 km) |
| Harsum to Inzago | 461.50 mi (742.72 km) |
| Harsum to Iseo | 452.36 mi (728.00 km) |
| Harsum to Isernia | 759.57 mi (1,222.41 km) |
| Harsum to Isola Capo Rizzuto | 976.97 mi (1,572.28 km) |
| Harsum to Isola del Liri | 746.73 mi (1,201.75 km) |
| Harsum to Isola della Scala | 481.62 mi (775.09 km) |
| Harsum to Isola Vicentina | 459.07 mi (738.81 km) |
| Harsum to Ispica | 1,092.38 mi (1,758.01 km) |
| Harsum to Istrana | 460.92 mi (741.78 km) |
| Harsum to Itri | 773.13 mi (1,244.23 km) |
| Harsum to Ittiri | 804.56 mi (1,294.81 km) |
