| Milton Keynes to Oerlinghausen | 400.71 mi (644.89 km) |
| Milton Keynes to Oestrich-Winkel | 405.67 mi (652.87 km) |
| Milton Keynes to Offenburg | 456.10 mi (734.02 km) |
| Milton Keynes to Oftersheim | 448.14 mi (721.21 km) |
| Milton Keynes to Ohrdruf | 501.52 mi (807.11 km) |
| Milton Keynes to Ohringen | 490.15 mi (788.82 km) |
| Milton Keynes to Olbernhau | 614.47 mi (988.90 km) |
| Milton Keynes to Olching | 596.19 mi (959.47 km) |
| Milton Keynes to Oldenburg | 384.04 mi (618.05 km) |
| Milton Keynes to Oldenburg in Holstein | 506.19 mi (814.64 km) |
| Milton Keynes to Olfen | 347.88 mi (559.85 km) |
| Milton Keynes to Olpe | 375.85 mi (604.87 km) |
| Milton Keynes to Olsberg | 398.45 mi (641.24 km) |
| Milton Keynes to Oranienburg | 591.22 mi (951.48 km) |
| Milton Keynes to Ortenberg | 440.22 mi (708.47 km) |
