| Ostrow Mazowiecka to Grigiskes | 183.65 mi (295.56 km) |
| Ostrow Mazowiecka to Ignalina | 246.81 mi (397.21 km) |
| Ostrow Mazowiecka to Jonava | 184.43 mi (296.81 km) |
| Ostrow Mazowiecka to Joniskis | 246.80 mi (397.19 km) |
| Ostrow Mazowiecka to Jurbarkas | 161.65 mi (260.15 km) |
| Ostrow Mazowiecka to Kaisiadorys | 176.61 mi (284.23 km) |
| Ostrow Mazowiecka to Kalvarija | 124.05 mi (199.65 km) |
| Ostrow Mazowiecka to Kaunas | 165.97 mi (267.10 km) |
| Ostrow Mazowiecka to Kazlu Ruda | 149.73 mi (240.96 km) |
| Ostrow Mazowiecka to Kedainiai | 190.95 mi (307.31 km) |
| Ostrow Mazowiecka to Kelme | 200.16 mi (322.12 km) |
| Ostrow Mazowiecka to Klaipeda | 205.96 mi (331.46 km) |
| Ostrow Mazowiecka to Kretinga | 215.13 mi (346.22 km) |
| Ostrow Mazowiecka to Kupiskis | 243.26 mi (391.48 km) |
| Ostrow Mazowiecka to Kursenai | 223.71 mi (360.02 km) |
