| Runcorn to Opole | 894.90 mi (1,440.20 km) |
| Runcorn to Orzesze | 941.22 mi (1,514.75 km) |
| Runcorn to Osowa | 863.49 mi (1,389.65 km) |
| Runcorn to Ostroda | 928.84 mi (1,494.83 km) |
| Runcorn to Ostroleka | 1,000.97 mi (1,610.90 km) |
| Runcorn to Ostrow Mazowiecka | 1,018.22 mi (1,638.67 km) |
| Runcorn to Ostrow Wielkopolski | 869.23 mi (1,398.89 km) |
| Runcorn to Ostrowiec Swietokrzyski | 1,031.76 mi (1,660.45 km) |
| Runcorn to Ostrzeszow | 878.57 mi (1,413.92 km) |
| Runcorn to Oswiecim | 963.49 mi (1,550.59 km) |
| Runcorn to Otwock | 1,003.00 mi (1,614.17 km) |
| Runcorn to Ozarow Mazowiecki | 982.13 mi (1,580.59 km) |
| Runcorn to Ozimek | 906.27 mi (1,458.50 km) |
| Runcorn to Ozorkow | 923.97 mi (1,486.98 km) |
| Runcorn to Pabianice | 933.84 mi (1,502.87 km) |
