| Ostrow Mazowiecka to Spello | 799.98 mi (1,287.44 km) |
| Ostrow Mazowiecka to Spilamberto | 755.23 mi (1,215.42 km) |
| Ostrow Mazowiecka to Spilimbergo | 612.57 mi (985.84 km) |
| Ostrow Mazowiecka to Spinea | 668.62 mi (1,076.04 km) |
| Ostrow Mazowiecka to Spoleto | 813.76 mi (1,309.61 km) |
| Ostrow Mazowiecka to Spoltore | 799.83 mi (1,287.20 km) |
| Ostrow Mazowiecka to Spresiano | 650.15 mi (1,046.31 km) |
| Ostrow Mazowiecka to Squinzano | 873.45 mi (1,405.67 km) |
| Ostrow Mazowiecka to Statte | 873.62 mi (1,405.96 km) |
| Ostrow Mazowiecka to Stezzano | 739.42 mi (1,189.99 km) |
| Ostrow Mazowiecka to Strada | 800.22 mi (1,287.82 km) |
| Ostrow Mazowiecka to Stradella | 779.77 mi (1,254.93 km) |
| Ostrow Mazowiecka to Striano | 896.53 mi (1,442.83 km) |
| Ostrow Mazowiecka to Subiaco | 854.88 mi (1,375.80 km) |
| Ostrow Mazowiecka to Sulmona | 829.97 mi (1,335.70 km) |
