| Ostrow Mazowiecka to Gorlice | 219.66 mi (353.51 km) |
| Ostrow Mazowiecka to Gorzow Wielkopolski | 277.95 mi (447.31 km) |
| Ostrow Mazowiecka to Gostyn | 215.86 mi (347.39 km) |
| Ostrow Mazowiecka to Gostynin | 105.47 mi (169.74 km) |
| Ostrow Mazowiecka to Grajewo | 62.98 mi (101.36 km) |
| Ostrow Mazowiecka to Grodek Nad Dunajcem | 217.97 mi (350.79 km) |
| Ostrow Mazowiecka to Grodzisk Mazowiecki | 71.22 mi (114.62 km) |
| Ostrow Mazowiecka to Grodzisk Wielkopolski | 235.86 mi (379.58 km) |
| Ostrow Mazowiecka to Grojec | 77.90 mi (125.37 km) |
| Ostrow Mazowiecka to Grudziadz | 138.71 mi (223.23 km) |
| Ostrow Mazowiecka to Gryfice | 286.75 mi (461.48 km) |
| Ostrow Mazowiecka to Gryfino | 309.48 mi (498.06 km) |
| Ostrow Mazowiecka to Gubin | 308.50 mi (496.48 km) |
| Ostrow Mazowiecka to Hajnowka | 70.52 mi (113.49 km) |
| Ostrow Mazowiecka to Hrubieszow | 161.10 mi (259.26 km) |
