| Downers Grove to Imola | 4,693.25 mi (7,553.06 km) |
| Downers Grove to Impruneta | 4,703.13 mi (7,568.96 km) |
| Downers Grove to Induno Olona | 4,518.79 mi (7,272.29 km) |
| Downers Grove to Inverigo | 4,538.50 mi (7,304.01 km) |
| Downers Grove to Inveruno | 4,532.84 mi (7,294.90 km) |
| Downers Grove to Inzago | 4,557.03 mi (7,333.84 km) |
| Downers Grove to Iseo | 4,574.21 mi (7,361.48 km) |
| Downers Grove to Isernia | 4,911.53 mi (7,904.35 km) |
| Downers Grove to Isola Capo Rizzuto | 5,144.72 mi (8,279.63 km) |
| Downers Grove to Isola del Liri | 4,881.58 mi (7,856.14 km) |
| Downers Grove to Isola della Scala | 4,627.49 mi (7,447.23 km) |
| Downers Grove to Isola Vicentina | 4,629.40 mi (7,450.31 km) |
| Downers Grove to Ispica | 5,154.20 mi (8,294.88 km) |
| Downers Grove to Istrana | 4,652.34 mi (7,487.22 km) |
| Downers Grove to Itri | 4,897.34 mi (7,881.51 km) |
