| Niel to Impruneta | 606.37 mi (975.86 km) |
| Niel to Induno Olona | 418.01 mi (672.73 km) |
| Niel to Inverigo | 433.93 mi (698.33 km) |
| Niel to Inveruno | 438.86 mi (706.28 km) |
| Niel to Inzago | 452.29 mi (727.89 km) |
| Niel to Iseo | 459.16 mi (738.94 km) |
| Niel to Isernia | 807.92 mi (1,300.23 km) |
| Niel to Isola Capo Rizzuto | 1,042.71 mi (1,678.08 km) |
| Niel to Isola del Liri | 785.43 mi (1,264.02 km) |
| Niel to Isola della Scala | 507.32 mi (816.46 km) |
| Niel to Isola Vicentina | 499.76 mi (804.28 km) |
| Niel to Ispica | 1,118.57 mi (1,800.17 km) |
| Niel to Istrana | 517.01 mi (832.05 km) |
| Niel to Itri | 808.05 mi (1,300.43 km) |
| Niel to Ittiri | 754.32 mi (1,213.96 km) |
