| Diamond Springs to Oberkirch | 5,647.47 mi (9,088.72 km) |
| Diamond Springs to Obernburg am Main | 5,605.01 mi (9,020.40 km) |
| Diamond Springs to Obernkirchen | 5,471.18 mi (8,805.02 km) |
| Diamond Springs to Oberschleissheim | 5,758.58 mi (9,267.55 km) |
| Diamond Springs to Oberstdorf | 5,770.63 mi (9,286.93 km) |
| Diamond Springs to Obertraubling | 5,734.05 mi (9,228.07 km) |
| Diamond Springs to Obertshausen | 5,584.25 mi (8,986.99 km) |
| Diamond Springs to Oberursel | 5,569.85 mi (8,963.80 km) |
| Diamond Springs to Ochsenfurt | 5,640.33 mi (9,077.23 km) |
| Diamond Springs to Ochsenhausen | 5,724.66 mi (9,212.95 km) |
| Diamond Springs to Ochtrup | 5,424.06 mi (8,729.17 km) |
| Diamond Springs to Odenthal | 5,485.19 mi (8,827.56 km) |
| Diamond Springs to Oelde | 5,469.59 mi (8,802.45 km) |
| Diamond Springs to Oelsnitz | 5,652.09 mi (9,096.16 km) |
| Diamond Springs to Oer-Erkenschwick | 5,456.01 mi (8,780.60 km) |
