| Merseburg to Octeville | 610.22 mi (982.05 km) |
| Merseburg to Oignies | 396.53 mi (638.15 km) |
| Merseburg to Oissel | 499.81 mi (804.37 km) |
| Merseburg to Olivet | 511.57 mi (823.29 km) |
| Merseburg to Ollioules | 636.07 mi (1,023.65 km) |
| Merseburg to Olonne-sur-Mer | 706.28 mi (1,136.65 km) |
| Merseburg to Oloron-Sainte-Marie | 814.45 mi (1,310.73 km) |
| Merseburg to Onet Village | 649.38 mi (1,045.08 km) |
| Merseburg to Onnaing | 371.86 mi (598.44 km) |
| Merseburg to Orange | 599.33 mi (964.52 km) |
| Merseburg to Orchies | 385.68 mi (620.69 km) |
| Merseburg to Orleans | 509.83 mi (820.50 km) |
| Merseburg to Orly | 462.09 mi (743.66 km) |
| Merseburg to Ormesson-sur-Marne | 454.87 mi (732.04 km) |
| Merseburg to Orsay | 471.88 mi (759.41 km) |
