| Sussex to Opole | 4,588.73 mi (7,384.85 km) |
| Sussex to Orzesze | 4,639.26 mi (7,466.17 km) |
| Sussex to Osowa | 4,440.44 mi (7,146.20 km) |
| Sussex to Ostroda | 4,519.20 mi (7,272.95 km) |
| Sussex to Ostroleka | 4,597.68 mi (7,399.25 km) |
| Sussex to Ostrow Mazowiecka | 4,620.30 mi (7,435.66 km) |
| Sussex to Ostrow Wielkopolski | 4,541.29 mi (7,308.50 km) |
| Sussex to Ostrowiec Swietokrzyski | 4,690.69 mi (7,548.94 km) |
| Sussex to Ostrzeszow | 4,555.44 mi (7,331.27 km) |
| Sussex to Oswiecim | 4,660.11 mi (7,499.73 km) |
| Sussex to Otwock | 4,631.84 mi (7,454.23 km) |
| Sussex to Ozarow Mazowiecki | 4,612.45 mi (7,423.02 km) |
| Sussex to Ozimek | 4,597.81 mi (7,399.45 km) |
| Sussex to Ozorkow | 4,575.11 mi (7,362.92 km) |
| Sussex to Pabianice | 4,592.58 mi (7,391.05 km) |
