| Sonsbeck to Impruneta | 592.39 mi (953.37 km) |
| Sonsbeck to Induno Olona | 413.29 mi (665.12 km) |
| Sonsbeck to Inverigo | 426.06 mi (685.67 km) |
| Sonsbeck to Inveruno | 435.79 mi (701.33 km) |
| Sonsbeck to Inzago | 443.05 mi (713.02 km) |
| Sonsbeck to Iseo | 443.94 mi (714.45 km) |
| Sonsbeck to Isernia | 784.61 mi (1,262.71 km) |
| Sonsbeck to Isola Capo Rizzuto | 1,015.16 mi (1,633.75 km) |
| Sonsbeck to Isola del Liri | 765.40 mi (1,231.79 km) |
| Sonsbeck to Isola della Scala | 486.57 mi (783.06 km) |
| Sonsbeck to Isola Vicentina | 473.18 mi (761.50 km) |
| Sonsbeck to Ispica | 1,106.15 mi (1,780.17 km) |
| Sonsbeck to Istrana | 485.34 mi (781.08 km) |
| Sonsbeck to Itri | 789.70 mi (1,270.89 km) |
| Sonsbeck to Ittiri | 767.75 mi (1,235.57 km) |
