| Ostrow Mazowiecka to Os | 805.71 mi (1,296.67 km) |
| Ostrow Mazowiecka to Oslo | 649.51 mi (1,045.29 km) |
| Ostrow Mazowiecka to Porsgrunn | 640.66 mi (1,031.04 km) |
| Ostrow Mazowiecka to Randaberg | 759.44 mi (1,222.20 km) |
| Ostrow Mazowiecka to Ringsaker | 703.79 mi (1,132.64 km) |
| Ostrow Mazowiecka to Royken | 648.81 mi (1,044.16 km) |
| Ostrow Mazowiecka to Rygge | 624.75 mi (1,005.44 km) |
| Ostrow Mazowiecka to Sand | 627.16 mi (1,009.31 km) |
| Ostrow Mazowiecka to Sande | 648.10 mi (1,043.01 km) |
| Ostrow Mazowiecka to Sandefjord | 627.21 mi (1,009.40 km) |
| Ostrow Mazowiecka to Sandnes | 750.90 mi (1,208.45 km) |
| Ostrow Mazowiecka to Sandvika | 653.63 mi (1,051.91 km) |
| Ostrow Mazowiecka to Sarpsborg | 610.25 mi (982.10 km) |
| Ostrow Mazowiecka to Sem | 630.73 mi (1,015.06 km) |
| Ostrow Mazowiecka to Ski | 637.40 mi (1,025.80 km) |
