| Aldenham to Oerlinghausen | 385.58 mi (620.54 km) |
| Aldenham to Oestrich-Winkel | 382.17 mi (615.05 km) |
| Aldenham to Offenburg | 428.75 mi (690.01 km) |
| Aldenham to Oftersheim | 423.32 mi (681.27 km) |
| Aldenham to Ohrdruf | 482.55 mi (776.60 km) |
| Aldenham to Ohringen | 465.65 mi (749.39 km) |
| Aldenham to Olbernhau | 596.16 mi (959.43 km) |
| Aldenham to Olching | 570.95 mi (918.85 km) |
| Aldenham to Oldenburg | 374.93 mi (603.40 km) |
| Aldenham to Oldenburg in Holstein | 500.77 mi (805.92 km) |
| Aldenham to Olfen | 331.26 mi (533.11 km) |
| Aldenham to Olpe | 356.07 mi (573.04 km) |
| Aldenham to Olsberg | 380.46 mi (612.29 km) |
| Aldenham to Oranienburg | 579.35 mi (932.37 km) |
| Aldenham to Ortenberg | 418.71 mi (673.84 km) |
