| Bottrop to Orangevale (California) | 5,464.02 mi (8,793.49 km) |
| Bottrop to Orchards (Washington) | 5,078.37 mi (8,172.85 km) |
| Bottrop to Orcutt (California) | 5,670.68 mi (9,126.08 km) |
| Bottrop to Oregon (Ohio) | 4,065.46 mi (6,542.72 km) |
| Bottrop to Oregon (Wisconsin) | 4,222.49 mi (6,795.44 km) |
| Bottrop to Oregon City (Oregon) | 5,100.64 mi (8,208.68 km) |
| Bottrop to Orem (Utah) | 5,098.96 mi (8,205.98 km) |
| Bottrop to Orinda (California) | 5,538.19 mi (8,912.86 km) |
| Bottrop to Orland Park (Illinois) | 4,231.71 mi (6,810.28 km) |
| Bottrop to Orlando (Florida) | 4,632.86 mi (7,455.87 km) |
| Bottrop to Ormond Beach (Florida) | 4,581.46 mi (7,373.15 km) |
| Bottrop to Oro Valley (Arizona) | 5,526.16 mi (8,893.49 km) |
| Bottrop to Oroville (California) | 5,424.51 mi (8,729.90 km) |
| Bottrop to Oshkosh (Wisconsin) | 4,139.68 mi (6,662.17 km) |
| Bottrop to Oskaloosa (Iowa) | 4,419.40 mi (7,112.33 km) |
