| Cerkes to Oberkirch | 1,322.79 mi (2,128.83 km) |
| Cerkes to Obernburg am Main | 1,303.45 mi (2,097.71 km) |
| Cerkes to Obernkirchen | 1,369.12 mi (2,203.39 km) |
| Cerkes to Oberschleissheim | 1,163.94 mi (1,873.18 km) |
| Cerkes to Oberstdorf | 1,205.26 mi (1,939.69 km) |
| Cerkes to Obertraubling | 1,154.91 mi (1,858.64 km) |
| Cerkes to Obertshausen | 1,321.61 mi (2,126.92 km) |
| Cerkes to Oberursel | 1,335.48 mi (2,149.25 km) |
| Cerkes to Ochsenfurt | 1,260.14 mi (2,028.00 km) |
| Cerkes to Ochsenhausen | 1,231.76 mi (1,982.33 km) |
| Cerkes to Ochtrup | 1,441.70 mi (2,320.19 km) |
| Cerkes to Odenthal | 1,415.13 mi (2,277.43 km) |
| Cerkes to Oelde | 1,394.07 mi (2,243.54 km) |
| Cerkes to Oelsnitz | 1,195.01 mi (1,923.18 km) |
| Cerkes to Oer-Erkenschwick | 1,424.59 mi (2,292.66 km) |
