| Ascot to Oberkirch | 436.42 mi (702.35 km) |
| Ascot to Obernburg am Main | 443.16 mi (713.20 km) |
| Ascot to Obernkirchen | 421.74 mi (678.73 km) |
| Ascot to Oberschleissheim | 586.56 mi (943.98 km) |
| Ascot to Oberstdorf | 563.67 mi (907.15 km) |
| Ascot to Obertraubling | 591.58 mi (952.05 km) |
| Ascot to Obertshausen | 425.47 mi (684.73 km) |
| Ascot to Oberursel | 411.98 mi (663.02 km) |
| Ascot to Ochsenfurt | 486.51 mi (782.96 km) |
| Ascot to Ochsenhausen | 526.54 mi (847.39 km) |
| Ascot to Ochtrup | 340.14 mi (547.41 km) |
| Ascot to Odenthal | 337.83 mi (543.69 km) |
| Ascot to Oelde | 379.29 mi (610.41 km) |
| Ascot to Oelsnitz | 562.69 mi (905.56 km) |
| Ascot to Oer-Erkenschwick | 340.74 mi (548.37 km) |
