| Giessen to Impruneta | 491.88 mi (791.61 km) |
| Giessen to Induno Olona | 327.13 mi (526.46 km) |
| Giessen to Inverigo | 336.06 mi (540.83 km) |
| Giessen to Inveruno | 350.17 mi (563.54 km) |
| Giessen to Inzago | 350.95 mi (564.79 km) |
| Giessen to Iseo | 346.21 mi (557.17 km) |
| Giessen to Isernia | 675.03 mi (1,086.36 km) |
| Giessen to Isola Capo Rizzuto | 901.97 mi (1,451.57 km) |
| Giessen to Isola del Liri | 658.15 mi (1,059.20 km) |
| Giessen to Isola della Scala | 382.82 mi (616.09 km) |
| Giessen to Isola Vicentina | 365.25 mi (587.82 km) |
| Giessen to Ispica | 1,002.17 mi (1,612.83 km) |
| Giessen to Istrana | 373.64 mi (601.32 km) |
| Giessen to Itri | 683.42 mi (1,099.86 km) |
| Giessen to Ittiri | 689.80 mi (1,110.12 km) |
