| Karlovac to Impruneta | 245.40 mi (394.93 km) |
| Karlovac to Induno Olona | 325.20 mi (523.37 km) |
| Karlovac to Inverigo | 306.53 mi (493.31 km) |
| Karlovac to Inveruno | 324.38 mi (522.04 km) |
| Karlovac to Inzago | 293.71 mi (472.67 km) |
| Karlovac to Iseo | 266.07 mi (428.20 km) |
| Karlovac to Isernia | 276.02 mi (444.21 km) |
| Karlovac to Isola Capo Rizzuto | 457.65 mi (736.52 km) |
| Karlovac to Isola del Liri | 280.81 mi (451.92 km) |
| Karlovac to Isola della Scala | 220.78 mi (355.31 km) |
| Karlovac to Isola Vicentina | 198.60 mi (319.61 km) |
| Karlovac to Ispica | 602.06 mi (968.92 km) |
| Karlovac to Istrana | 167.39 mi (269.38 km) |
| Karlovac to Itri | 307.33 mi (494.59 km) |
| Karlovac to Ittiri | 487.70 mi (784.88 km) |
