| Sigmaringen to Impruneta | 319.55 mi (514.26 km) |
| Sigmaringen to Induno Olona | 155.59 mi (250.40 km) |
| Sigmaringen to Inverigo | 162.60 mi (261.69 km) |
| Sigmaringen to Inveruno | 178.41 mi (287.13 km) |
| Sigmaringen to Inzago | 176.87 mi (284.65 km) |
| Sigmaringen to Iseo | 172.36 mi (277.39 km) |
| Sigmaringen to Isernia | 510.86 mi (822.15 km) |
| Sigmaringen to Isola Capo Rizzuto | 743.12 mi (1,195.94 km) |
| Sigmaringen to Isola del Liri | 491.19 mi (790.50 km) |
| Sigmaringen to Isola della Scala | 212.43 mi (341.87 km) |
| Sigmaringen to Isola Vicentina | 199.66 mi (321.31 km) |
| Sigmaringen to Ispica | 832.44 mi (1,339.68 km) |
| Sigmaringen to Istrana | 214.72 mi (345.56 km) |
| Sigmaringen to Itri | 515.48 mi (829.58 km) |
| Sigmaringen to Ittiri | 518.27 mi (834.08 km) |
