| Horb am Neckar to Impruneta | 351.09 mi (565.03 km) |
| Horb am Neckar to Induno Olona | 179.44 mi (288.78 km) |
| Horb am Neckar to Inverigo | 189.00 mi (304.17 km) |
| Horb am Neckar to Inveruno | 202.49 mi (325.87 km) |
| Horb am Neckar to Inzago | 204.63 mi (329.32 km) |
| Horb am Neckar to Iseo | 202.94 mi (326.59 km) |
| Horb am Neckar to Isernia | 544.57 mi (876.40 km) |
| Horb am Neckar to Isola Capo Rizzuto | 777.30 mi (1,250.94 km) |
| Horb am Neckar to Isola del Liri | 524.42 mi (843.97 km) |
| Horb am Neckar to Isola della Scala | 245.26 mi (394.71 km) |
| Horb am Neckar to Isola Vicentina | 233.68 mi (376.08 km) |
| Horb am Neckar to Ispica | 864.68 mi (1,391.56 km) |
| Horb am Neckar to Istrana | 249.26 mi (401.15 km) |
| Horb am Neckar to Itri | 548.45 mi (882.64 km) |
| Horb am Neckar to Ittiri | 542.09 mi (872.41 km) |
