| Staines-upon-Thames to Opole | 800.75 mi (1,288.68 km) |
| Staines-upon-Thames to Orzesze | 843.45 mi (1,357.40 km) |
| Staines-upon-Thames to Osowa | 814.38 mi (1,310.62 km) |
| Staines-upon-Thames to Ostroda | 870.95 mi (1,401.67 km) |
| Staines-upon-Thames to Ostroleka | 936.88 mi (1,507.76 km) |
| Staines-upon-Thames to Ostrow Mazowiecka | 951.59 mi (1,531.44 km) |
| Staines-upon-Thames to Ostrow Wielkopolski | 785.64 mi (1,264.37 km) |
| Staines-upon-Thames to Ostrowiec Swietokrzyski | 946.04 mi (1,522.51 km) |
| Staines-upon-Thames to Ostrzeszow | 792.51 mi (1,275.43 km) |
| Staines-upon-Thames to Oswiecim | 865.58 mi (1,393.02 km) |
| Staines-upon-Thames to Otwock | 928.72 mi (1,494.62 km) |
| Staines-upon-Thames to Ozarow Mazowiecki | 908.38 mi (1,461.89 km) |
| Staines-upon-Thames to Ozimek | 812.69 mi (1,307.90 km) |
| Staines-upon-Thames to Ozorkow | 845.81 mi (1,361.21 km) |
| Staines-upon-Thames to Pabianice | 852.38 mi (1,371.78 km) |
