| Champlin to Oberkirch | 4,421.08 mi (7,115.04 km) |
| Champlin to Obernburg am Main | 4,400.00 mi (7,081.12 km) |
| Champlin to Obernkirchen | 4,292.88 mi (6,908.73 km) |
| Champlin to Oberschleissheim | 4,554.92 mi (7,330.44 km) |
| Champlin to Oberstdorf | 4,548.73 mi (7,320.47 km) |
| Champlin to Obertraubling | 4,542.40 mi (7,310.28 km) |
| Champlin to Obertshausen | 4,379.46 mi (7,048.06 km) |
| Champlin to Oberursel | 4,364.69 mi (7,024.30 km) |
| Champlin to Ochsenfurt | 4,440.05 mi (7,145.57 km) |
| Champlin to Ochsenhausen | 4,507.03 mi (7,253.36 km) |
| Champlin to Ochtrup | 4,231.50 mi (6,809.94 km) |
| Champlin to Odenthal | 4,278.87 mi (6,886.18 km) |
| Champlin to Oelde | 4,279.48 mi (6,887.16 km) |
| Champlin to Oelsnitz | 4,475.84 mi (7,203.16 km) |
| Champlin to Oer-Erkenschwick | 4,257.45 mi (6,851.70 km) |
