| South Valley to Opole | 5,626.97 mi (9,055.74 km) |
| South Valley to Orzesze | 5,677.59 mi (9,137.21 km) |
| South Valley to Osowa | 5,452.33 mi (8,774.68 km) |
| South Valley to Ostroda | 5,530.34 mi (8,900.22 km) |
| South Valley to Ostroleka | 5,606.70 mi (9,023.12 km) |
| South Valley to Ostrow Mazowiecka | 5,629.73 mi (9,060.18 km) |
| South Valley to Ostrow Wielkopolski | 5,573.91 mi (8,970.34 km) |
| South Valley to Ostrowiec Swietokrzyski | 5,714.05 mi (9,195.88 km) |
| South Valley to Ostrzeszow | 5,589.08 mi (8,994.76 km) |
| South Valley to Oswiecim | 5,697.35 mi (9,169.01 km) |
| South Valley to Otwock | 5,648.28 mi (9,090.02 km) |
| South Valley to Ozarow Mazowiecki | 5,630.10 mi (9,060.77 km) |
| South Valley to Ozimek | 5,634.98 mi (9,068.63 km) |
| South Valley to Ozorkow | 5,600.25 mi (9,012.73 km) |
| South Valley to Pabianice | 5,619.35 mi (9,043.47 km) |
