| Ostrow Mazowiecka to Iasi | 464.03 mi (746.78 km) |
| Ostrow Mazowiecka to Iernut | 450.69 mi (725.32 km) |
| Ostrow Mazowiecka to Ineu | 440.42 mi (708.79 km) |
| Ostrow Mazowiecka to Jibou | 386.96 mi (622.75 km) |
| Ostrow Mazowiecka to Jilava | 615.16 mi (990.00 km) |
| Ostrow Mazowiecka to Jimbolia | 486.94 mi (783.65 km) |
| Ostrow Mazowiecka to Liesti | 557.26 mi (896.83 km) |
| Ostrow Mazowiecka to Lipova | 463.59 mi (746.08 km) |
| Ostrow Mazowiecka to Liteni | 418.27 mi (673.15 km) |
| Ostrow Mazowiecka to Ludus | 447.68 mi (720.47 km) |
| Ostrow Mazowiecka to Lugoj | 490.18 mi (788.86 km) |
| Ostrow Mazowiecka to Lupeni | 517.56 mi (832.94 km) |
| Ostrow Mazowiecka to Magurele | 613.38 mi (987.14 km) |
| Ostrow Mazowiecka to Mangalia | 691.77 mi (1,113.29 km) |
| Ostrow Mazowiecka to Marasesti | 534.60 mi (860.36 km) |
