| Langenau to Octeville | 537.67 mi (865.30 km) |
| Langenau to Oignies | 347.53 mi (559.29 km) |
| Langenau to Oissel | 413.80 mi (665.95 km) |
| Langenau to Olivet | 381.00 mi (613.16 km) |
| Langenau to Ollioules | 423.34 mi (681.30 km) |
| Langenau to Olonne-sur-Mer | 570.61 mi (918.31 km) |
| Langenau to Oloron-Sainte-Marie | 632.12 mi (1,017.29 km) |
| Langenau to Onet Village | 457.81 mi (736.78 km) |
| Langenau to Onnaing | 320.67 mi (516.07 km) |
| Langenau to Orange | 393.37 mi (633.07 km) |
| Langenau to Orchies | 337.36 mi (542.93 km) |
| Langenau to Orleans | 380.18 mi (611.84 km) |
| Langenau to Orly | 353.19 mi (568.41 km) |
| Langenau to Ormesson-sur-Marne | 346.57 mi (557.76 km) |
| Langenau to Orsay | 362.58 mi (583.51 km) |
