| Welzheim to Octeville | 510.78 mi (822.03 km) |
| Welzheim to Oignies | 316.58 mi (509.49 km) |
| Welzheim to Oissel | 387.54 mi (623.69 km) |
| Welzheim to Olivet | 361.62 mi (581.97 km) |
| Welzheim to Ollioules | 435.83 mi (701.40 km) |
| Welzheim to Olonne-sur-Mer | 553.83 mi (891.31 km) |
| Welzheim to Oloron-Sainte-Marie | 627.84 mi (1,010.41 km) |
| Welzheim to Onet Village | 456.48 mi (734.64 km) |
| Welzheim to Onnaing | 289.56 mi (465.99 km) |
| Welzheim to Orange | 399.49 mi (642.91 km) |
| Welzheim to Orchies | 306.24 mi (492.84 km) |
| Welzheim to Orleans | 360.61 mi (580.34 km) |
| Welzheim to Orly | 329.51 mi (530.30 km) |
| Welzheim to Ormesson-sur-Marne | 322.70 mi (519.33 km) |
| Welzheim to Orsay | 339.09 mi (545.72 km) |
