| Thuin to Impruneta | 564.13 mi (907.87 km) |
| Thuin to Induno Olona | 374.07 mi (602.01 km) |
| Thuin to Inverigo | 390.92 mi (629.13 km) |
| Thuin to Inveruno | 394.11 mi (634.26 km) |
| Thuin to Inzago | 409.58 mi (659.15 km) |
| Thuin to Iseo | 418.67 mi (673.78 km) |
| Thuin to Isernia | 768.33 mi (1,236.51 km) |
| Thuin to Isola Capo Rizzuto | 1,004.17 mi (1,616.05 km) |
| Thuin to Isola del Liri | 744.61 mi (1,198.33 km) |
| Thuin to Isola della Scala | 468.56 mi (754.08 km) |
| Thuin to Isola Vicentina | 463.62 mi (746.12 km) |
| Thuin to Ispica | 1,074.14 mi (1,728.67 km) |
| Thuin to Istrana | 483.04 mi (777.38 km) |
| Thuin to Itri | 766.50 mi (1,233.56 km) |
| Thuin to Ittiri | 703.50 mi (1,132.17 km) |
