| Valley Center to Oberkirch | 5,852.91 mi (9,419.34 km) |
| Valley Center to Obernburg am Main | 5,819.60 mi (9,365.75 km) |
| Valley Center to Obernkirchen | 5,696.00 mi (9,166.82 km) |
| Valley Center to Oberschleissheim | 5,974.70 mi (9,615.35 km) |
| Valley Center to Oberstdorf | 5,978.80 mi (9,621.95 km) |
| Valley Center to Obertraubling | 5,955.11 mi (9,583.83 km) |
| Valley Center to Obertshausen | 5,798.81 mi (9,332.28 km) |
| Valley Center to Oberursel | 5,784.16 mi (9,308.70 km) |
| Valley Center to Ochsenfurt | 5,857.16 mi (9,426.19 km) |
| Valley Center to Ochsenhausen | 5,934.47 mi (9,550.61 km) |
| Valley Center to Ochtrup | 5,642.73 mi (9,081.10 km) |
| Valley Center to Odenthal | 5,698.47 mi (9,170.80 km) |
| Valley Center to Oelde | 5,689.58 mi (9,156.49 km) |
| Valley Center to Oelsnitz | 5,878.95 mi (9,461.25 km) |
| Valley Center to Oer-Erkenschwick | 5,672.39 mi (9,128.83 km) |
