| Alzey to Octeville | 435.98 mi (701.65 km) |
| Alzey to Oignies | 232.34 mi (373.92 km) |
| Alzey to Oissel | 316.01 mi (508.58 km) |
| Alzey to Olivet | 311.14 mi (500.73 km) |
| Alzey to Ollioules | 469.00 mi (754.78 km) |
| Alzey to Olonne-sur-Mer | 506.44 mi (815.04 km) |
| Alzey to Oloron-Sainte-Marie | 613.35 mi (987.09 km) |
| Alzey to Onet Village | 453.32 mi (729.54 km) |
| Alzey to Onnaing | 205.16 mi (330.17 km) |
| Alzey to Orange | 417.54 mi (671.96 km) |
| Alzey to Orchies | 221.59 mi (356.62 km) |
| Alzey to Orleans | 309.59 mi (498.24 km) |
| Alzey to Orly | 267.17 mi (429.96 km) |
| Alzey to Ormesson-sur-Marne | 259.98 mi (418.40 km) |
| Alzey to Orsay | 277.04 mi (445.85 km) |
