| Thatto Heath to Imola | 905.33 mi (1,456.99 km) |
| Thatto Heath to Impruneta | 926.17 mi (1,490.53 km) |
| Thatto Heath to Induno Olona | 735.26 mi (1,183.29 km) |
| Thatto Heath to Inverigo | 753.40 mi (1,212.48 km) |
| Thatto Heath to Inveruno | 753.47 mi (1,212.59 km) |
| Thatto Heath to Inzago | 772.28 mi (1,242.86 km) |
| Thatto Heath to Iseo | 784.01 mi (1,261.74 km) |
| Thatto Heath to Isernia | 1,133.12 mi (1,823.58 km) |
| Thatto Heath to Isola Capo Rizzuto | 1,369.63 mi (2,204.21 km) |
| Thatto Heath to Isola del Liri | 1,107.88 mi (1,782.97 km) |
| Thatto Heath to Isola della Scala | 835.14 mi (1,344.03 km) |
| Thatto Heath to Isola Vicentina | 831.57 mi (1,338.28 km) |
| Thatto Heath to Ispica | 1,428.39 mi (2,298.77 km) |
| Thatto Heath to Istrana | 851.36 mi (1,370.13 km) |
| Thatto Heath to Itri | 1,128.55 mi (1,816.23 km) |
