| Bad Ischl to Oestrich-Winkel | 300.49 mi (483.59 km) |
| Bad Ischl to Offenburg | 267.70 mi (430.82 km) |
| Bad Ischl to Oftersheim | 257.38 mi (414.21 km) |
| Bad Ischl to Ohrdruf | 251.66 mi (405.01 km) |
| Bad Ischl to Ohringen | 215.10 mi (346.17 km) |
| Bad Ischl to Olbernhau | 204.61 mi (329.28 km) |
| Bad Ischl to Olching | 111.96 mi (180.19 km) |
| Bad Ischl to Oldenburg | 444.22 mi (714.90 km) |
| Bad Ischl to Oldenburg in Holstein | 470.46 mi (757.14 km) |
| Bad Ischl to Olfen | 392.56 mi (631.77 km) |
| Bad Ischl to Olpe | 346.29 mi (557.29 km) |
| Bad Ischl to Olsberg | 340.93 mi (548.67 km) |
| Bad Ischl to Oranienburg | 348.85 mi (561.42 km) |
| Bad Ischl to Ortenberg | 275.97 mi (444.13 km) |
| Bad Ischl to Oschatz | 249.04 mi (400.79 km) |
