| Ostrow Mazowiecka to Kucukkuyu | 942.37 mi (1,516.59 km) |
| Ostrow Mazowiecka to Kulp | 1,343.73 mi (2,162.52 km) |
| Ostrow Mazowiecka to Kulu | 1,086.13 mi (1,747.96 km) |
| Ostrow Mazowiecka to Kumcati | 1,443.22 mi (2,322.64 km) |
| Ostrow Mazowiecka to Kursunlu | 983.11 mi (1,582.17 km) |
| Ostrow Mazowiecka to Kurtalan | 1,397.92 mi (2,249.74 km) |
| Ostrow Mazowiecka to Kusadasi | 1,063.85 mi (1,712.10 km) |
| Ostrow Mazowiecka to Kutahya | 1,000.98 mi (1,610.92 km) |
| Ostrow Mazowiecka to Kuzuculu | 1,299.46 mi (2,091.28 km) |
| Ostrow Mazowiecka to Lapseki | 889.61 mi (1,431.69 km) |
| Ostrow Mazowiecka to Lice | 1,335.05 mi (2,148.55 km) |
| Ostrow Mazowiecka to Luleburgaz | 827.45 mi (1,331.65 km) |
| Ostrow Mazowiecka to Macka | 1,171.84 mi (1,885.90 km) |
| Ostrow Mazowiecka to Malatya | 1,269.48 mi (2,043.02 km) |
| Ostrow Mazowiecka to Malkara | 855.46 mi (1,376.72 km) |
