| Cosham to Opole | 828.28 mi (1,332.99 km) |
| Cosham to Orzesze | 869.65 mi (1,399.57 km) |
| Cosham to Osowa | 852.65 mi (1,372.21 km) |
| Cosham to Ostroda | 907.31 mi (1,460.18 km) |
| Cosham to Ostroleka | 971.70 mi (1,563.80 km) |
| Cosham to Ostrow Mazowiecka | 985.79 mi (1,586.48 km) |
| Cosham to Ostrow Wielkopolski | 816.30 mi (1,313.70 km) |
| Cosham to Ostrowiec Swietokrzyski | 975.45 mi (1,569.83 km) |
| Cosham to Ostrzeszow | 822.46 mi (1,323.62 km) |
| Cosham to Oswiecim | 891.64 mi (1,434.96 km) |
| Cosham to Otwock | 961.18 mi (1,546.87 km) |
| Cosham to Ozarow Mazowiecki | 941.04 mi (1,514.46 km) |
| Cosham to Ozimek | 840.35 mi (1,352.41 km) |
| Cosham to Ozorkow | 877.62 mi (1,412.40 km) |
| Cosham to Pabianice | 883.30 mi (1,421.54 km) |
