| Ostrow Mazowiecka to Imola | 745.10 mi (1,199.13 km) |
| Ostrow Mazowiecka to Impruneta | 796.33 mi (1,281.57 km) |
| Ostrow Mazowiecka to Induno Olona | 757.51 mi (1,219.10 km) |
| Ostrow Mazowiecka to Inverigo | 750.03 mi (1,207.05 km) |
| Ostrow Mazowiecka to Inveruno | 773.13 mi (1,244.23 km) |
| Ostrow Mazowiecka to Inzago | 750.95 mi (1,208.54 km) |
| Ostrow Mazowiecka to Iseo | 725.76 mi (1,167.99 km) |
| Ostrow Mazowiecka to Isernia | 851.99 mi (1,371.15 km) |
| Ostrow Mazowiecka to Isola Capo Rizzuto | 983.29 mi (1,582.45 km) |
| Ostrow Mazowiecka to Isola del Liri | 860.61 mi (1,385.02 km) |
| Ostrow Mazowiecka to Isola della Scala | 715.46 mi (1,151.42 km) |
| Ostrow Mazowiecka to Isola Vicentina | 682.50 mi (1,098.39 km) |
| Ostrow Mazowiecka to Ispica | 1,157.30 mi (1,862.50 km) |
| Ostrow Mazowiecka to Istrana | 660.05 mi (1,062.25 km) |
| Ostrow Mazowiecka to Itri | 886.50 mi (1,426.69 km) |
