| Siedlce to Imola | 724.59 mi (1,166.11 km) |
| Siedlce to Impruneta | 775.34 mi (1,247.80 km) |
| Siedlce to Induno Olona | 747.32 mi (1,202.69 km) |
| Siedlce to Inverigo | 738.70 mi (1,188.83 km) |
| Siedlce to Inveruno | 761.89 mi (1,226.14 km) |
| Siedlce to Inzago | 738.48 mi (1,188.47 km) |
| Siedlce to Iseo | 712.46 mi (1,146.60 km) |
| Siedlce to Isernia | 821.28 mi (1,321.72 km) |
| Siedlce to Isola Capo Rizzuto | 945.56 mi (1,521.74 km) |
| Siedlce to Isola del Liri | 831.33 mi (1,337.90 km) |
| Siedlce to Isola della Scala | 698.92 mi (1,124.80 km) |
| Siedlce to Isola Vicentina | 666.00 mi (1,071.83 km) |
| Siedlce to Ispica | 1,121.77 mi (1,805.32 km) |
| Siedlce to Istrana | 642.14 mi (1,033.43 km) |
| Siedlce to Itri | 856.82 mi (1,378.91 km) |
