| Aldenham to Opole | 793.23 mi (1,276.58 km) |
| Aldenham to Orzesze | 836.46 mi (1,346.16 km) |
| Aldenham to Osowa | 802.07 mi (1,290.81 km) |
| Aldenham to Ostroda | 859.51 mi (1,383.24 km) |
| Aldenham to Ostroleka | 926.11 mi (1,490.43 km) |
| Aldenham to Ostrow Mazowiecka | 941.09 mi (1,514.54 km) |
| Aldenham to Ostrow Wielkopolski | 776.79 mi (1,250.12 km) |
| Aldenham to Ostrowiec Swietokrzyski | 937.64 mi (1,508.99 km) |
| Aldenham to Ostrzeszow | 783.97 mi (1,261.67 km) |
| Aldenham to Oswiecim | 858.64 mi (1,381.85 km) |
| Aldenham to Otwock | 918.99 mi (1,478.98 km) |
| Aldenham to Ozarow Mazowiecki | 898.57 mi (1,446.11 km) |
| Aldenham to Ozimek | 805.11 mi (1,295.70 km) |
| Aldenham to Ozorkow | 836.42 mi (1,346.09 km) |
| Aldenham to Pabianice | 843.37 mi (1,357.28 km) |
