| Langnau to Oerlinghausen | 349.33 mi (562.19 km) |
| Langnau to Oestrich-Winkel | 211.43 mi (340.26 km) |
| Langnau to Offenburg | 105.48 mi (169.76 km) |
| Langnau to Oftersheim | 171.71 mi (276.34 km) |
| Langnau to Ohrdruf | 299.90 mi (482.65 km) |
| Langnau to Ohringen | 174.86 mi (281.40 km) |
| Langnau to Olbernhau | 360.26 mi (579.78 km) |
| Langnau to Olching | 186.09 mi (299.48 km) |
| Langnau to Oldenburg | 428.84 mi (690.15 km) |
| Langnau to Oldenburg in Holstein | 525.99 mi (846.50 km) |
| Langnau to Olfen | 330.30 mi (531.57 km) |
| Langnau to Olpe | 281.45 mi (452.95 km) |
| Langnau to Olsberg | 306.10 mi (492.62 km) |
| Langnau to Oranienburg | 468.94 mi (754.69 km) |
| Langnau to Ortenberg | 242.79 mi (390.74 km) |
