| Warka to Oberkirch | 621.45 mi (1,000.12 km) |
| Warka to Obernburg am Main | 542.61 mi (873.24 km) |
| Warka to Obernkirchen | 514.15 mi (827.45 km) |
| Warka to Oberschleissheim | 491.89 mi (791.62 km) |
| Warka to Oberstdorf | 574.02 mi (923.79 km) |
| Warka to Obertraubling | 442.69 mi (712.44 km) |
| Warka to Obertshausen | 550.77 mi (886.39 km) |
| Warka to Oberursel | 558.95 mi (899.54 km) |
| Warka to Ochsenfurt | 508.27 mi (817.99 km) |
| Warka to Ochsenhausen | 561.51 mi (903.66 km) |
| Warka to Ochtrup | 595.80 mi (958.85 km) |
| Warka to Odenthal | 608.21 mi (978.83 km) |
| Warka to Oelde | 556.76 mi (896.02 km) |
| Warka to Oelsnitz | 402.86 mi (648.34 km) |
| Warka to Oer-Erkenschwick | 596.34 mi (959.72 km) |
