| Fredericia to Oestrich-Winkel | 391.48 mi (630.02 km) |
| Fredericia to Offenburg | 496.56 mi (799.14 km) |
| Fredericia to Oftersheim | 430.89 mi (693.46 km) |
| Fredericia to Ohrdruf | 329.91 mi (530.95 km) |
| Fredericia to Ohringen | 440.02 mi (708.15 km) |
| Fredericia to Olbernhau | 369.61 mi (594.83 km) |
| Fredericia to Olching | 513.32 mi (826.11 km) |
| Fredericia to Oldenburg | 178.45 mi (287.19 km) |
| Fredericia to Oldenburg in Holstein | 98.40 mi (158.36 km) |
| Fredericia to Olfen | 283.08 mi (455.57 km) |
| Fredericia to Olpe | 324.15 mi (521.68 km) |
| Fredericia to Olsberg | 295.96 mi (476.29 km) |
| Fredericia to Oranienburg | 240.05 mi (386.33 km) |
| Fredericia to Ortenberg | 361.19 mi (581.28 km) |
| Fredericia to Oschatz | 325.47 mi (523.80 km) |
