| Offenburg to Oberkirch | 8.27 mi (13.30 km) |
| Offenburg to Obernburg am Main | 109.47 mi (176.17 km) |
| Offenburg to Obernkirchen | 267.66 mi (430.76 km) |
| Offenburg to Oberschleissheim | 167.47 mi (269.51 km) |
| Offenburg to Oberstdorf | 130.85 mi (210.59 km) |
| Offenburg to Obertraubling | 196.03 mi (315.47 km) |
| Offenburg to Obertshausen | 117.76 mi (189.51 km) |
| Offenburg to Oberursel | 123.44 mi (198.65 km) |
| Offenburg to Ochsenfurt | 126.54 mi (203.65 km) |
| Offenburg to Ochsenhausen | 96.58 mi (155.44 km) |
| Offenburg to Ochtrup | 260.40 mi (419.07 km) |
| Offenburg to Odenthal | 181.04 mi (291.36 km) |
| Offenburg to Oelde | 232.81 mi (374.67 km) |
| Offenburg to Oelsnitz | 233.02 mi (375.01 km) |
| Offenburg to Oer-Erkenschwick | 221.48 mi (356.44 km) |
