| Thalwil to Imola | 252.87 mi (406.96 km) |
| Thalwil to Impruneta | 280.61 mi (451.60 km) |
| Thalwil to Induno Olona | 99.84 mi (160.67 km) |
| Thalwil to Inverigo | 111.46 mi (179.39 km) |
| Thalwil to Inveruno | 122.80 mi (197.63 km) |
| Thalwil to Inzago | 128.55 mi (206.89 km) |
| Thalwil to Iseo | 132.69 mi (213.54 km) |
| Thalwil to Isernia | 481.74 mi (775.29 km) |
| Thalwil to Isola Capo Rizzuto | 717.27 mi (1,154.34 km) |
| Thalwil to Isola del Liri | 458.92 mi (738.57 km) |
| Thalwil to Isola della Scala | 181.61 mi (292.27 km) |
| Thalwil to Isola Vicentina | 178.39 mi (287.09 km) |
| Thalwil to Ispica | 794.29 mi (1,278.28 km) |
| Thalwil to Istrana | 201.16 mi (323.74 km) |
| Thalwil to Itri | 481.64 mi (775.13 km) |
