| Saint Helens to Opole | 896.07 mi (1,442.08 km) |
| Saint Helens to Orzesze | 942.56 mi (1,516.90 km) |
| Saint Helens to Osowa | 862.43 mi (1,387.95 km) |
| Saint Helens to Ostroda | 928.15 mi (1,493.72 km) |
| Saint Helens to Ostroleka | 1,000.53 mi (1,610.20 km) |
| Saint Helens to Ostrow Mazowiecka | 1,017.90 mi (1,638.15 km) |
| Saint Helens to Ostrow Wielkopolski | 869.86 mi (1,399.91 km) |
| Saint Helens to Ostrowiec Swietokrzyski | 1,032.40 mi (1,661.48 km) |
| Saint Helens to Ostrzeszow | 879.32 mi (1,415.13 km) |
| Saint Helens to Oswiecim | 964.82 mi (1,552.73 km) |
| Saint Helens to Otwock | 1,003.07 mi (1,614.28 km) |
| Saint Helens to Ozarow Mazowiecki | 982.19 mi (1,580.68 km) |
| Saint Helens to Ozimek | 907.40 mi (1,460.32 km) |
| Saint Helens to Ozorkow | 924.28 mi (1,487.49 km) |
| Saint Helens to Pabianice | 934.32 mi (1,503.64 km) |
