| Richland to Oberkirch | 5,161.67 mi (8,306.90 km) |
| Richland to Obernburg am Main | 5,114.31 mi (8,230.69 km) |
| Richland to Obernkirchen | 4,975.54 mi (8,007.36 km) |
| Richland to Oberschleissheim | 5,266.48 mi (8,475.58 km) |
| Richland to Oberstdorf | 5,282.80 mi (8,501.84 km) |
| Richland to Obertraubling | 5,239.43 mi (8,432.06 km) |
| Richland to Obertshausen | 5,093.65 mi (8,197.44 km) |
| Richland to Oberursel | 5,079.43 mi (8,174.56 km) |
| Richland to Ochsenfurt | 5,148.28 mi (8,285.36 km) |
| Richland to Ochsenhausen | 5,236.11 mi (8,426.70 km) |
| Richland to Ochtrup | 4,931.84 mi (7,937.02 km) |
| Richland to Odenthal | 4,995.68 mi (8,039.76 km) |
| Richland to Oelde | 4,976.49 mi (8,008.89 km) |
| Richland to Oelsnitz | 5,154.78 mi (8,295.81 km) |
| Richland to Oer-Erkenschwick | 4,964.91 mi (7,990.25 km) |
