| Ostrow Mazowiecka to Lacarak | 549.17 mi (883.80 km) |
| Ostrow Mazowiecka to Lajkovac | 588.00 mi (946.29 km) |
| Ostrow Mazowiecka to Lapovo | 596.47 mi (959.93 km) |
| Ostrow Mazowiecka to Lebane | 682.91 mi (1,099.04 km) |
| Ostrow Mazowiecka to Leskovac | 677.25 mi (1,089.93 km) |
| Ostrow Mazowiecka to Ljig | 597.55 mi (961.67 km) |
| Ostrow Mazowiecka to Ljubovija | 606.15 mi (975.51 km) |
| Ostrow Mazowiecka to Loznica | 583.95 mi (939.78 km) |
| Ostrow Mazowiecka to Lucani | 622.49 mi (1,001.80 km) |
| Ostrow Mazowiecka to Majdanpek | 579.23 mi (932.18 km) |
| Ostrow Mazowiecka to Mali Idos | 500.28 mi (805.13 km) |
| Ostrow Mazowiecka to Mali Zvornik | 594.04 mi (956.02 km) |
| Ostrow Mazowiecka to Malo Crnice | 569.56 mi (916.61 km) |
| Ostrow Mazowiecka to Medveda | 688.79 mi (1,108.50 km) |
| Ostrow Mazowiecka to Merosina | 657.59 mi (1,058.30 km) |
