| London to Oerlinghausen | 377.39 mi (607.35 km) |
| London to Oestrich-Winkel | 369.99 mi (595.45 km) |
| London to Offenburg | 414.83 mi (667.60 km) |
| London to Oftersheim | 410.51 mi (660.65 km) |
| London to Ohrdruf | 472.41 mi (760.27 km) |
| London to Ohringen | 452.95 mi (728.96 km) |
| London to Olbernhau | 586.24 mi (943.47 km) |
| London to Olching | 557.89 mi (897.83 km) |
| London to Oldenburg | 369.69 mi (594.97 km) |
| London to Oldenburg in Holstein | 497.11 mi (800.02 km) |
| London to Olfen | 322.44 mi (518.92 km) |
| London to Olpe | 345.68 mi (556.32 km) |
| London to Olsberg | 370.89 mi (596.89 km) |
| London to Oranienburg | 572.49 mi (921.33 km) |
| London to Ortenberg | 407.42 mi (655.68 km) |
