| Ostrow Mazowiecka to Suchanino | 172.69 mi (277.91 km) |
| Ostrow Mazowiecka to Sulechow | 269.14 mi (433.13 km) |
| Ostrow Mazowiecka to Sulecin | 285.71 mi (459.80 km) |
| Ostrow Mazowiecka to Sulejowek | 46.41 mi (74.69 km) |
| Ostrow Mazowiecka to Suwalki | 99.22 mi (159.68 km) |
| Ostrow Mazowiecka to Swarzedz | 204.38 mi (328.91 km) |
| Ostrow Mazowiecka to Swidnica | 267.59 mi (430.65 km) |
| Ostrow Mazowiecka to Swidnik | 114.56 mi (184.37 km) |
| Ostrow Mazowiecka to Swidwin | 262.16 mi (421.91 km) |
| Ostrow Mazowiecka to Swiebodzice | 272.53 mi (438.60 km) |
| Ostrow Mazowiecka to Swiecie | 149.95 mi (241.32 km) |
| Ostrow Mazowiecka to Swiedbodzin | 270.23 mi (434.90 km) |
| Ostrow Mazowiecka to Swietochlowice | 215.48 mi (346.79 km) |
| Ostrow Mazowiecka to Swinoujscie | 324.57 mi (522.35 km) |
| Ostrow Mazowiecka to Sycow | 205.09 mi (330.07 km) |
