| Hessisch Oldendorf to Oakley (California) | 5,544.57 mi (8,923.13 km) |
| Hessisch Oldendorf to Oakton (Virginia) | 4,032.38 mi (6,489.49 km) |
| Hessisch Oldendorf to Oakville (Missouri) | 4,540.64 mi (7,307.45 km) |
| Hessisch Oldendorf to Oatfield (Oregon) | 5,114.56 mi (8,231.09 km) |
| Hessisch Oldendorf to Ocala (Florida) | 4,709.67 mi (7,579.49 km) |
| Hessisch Oldendorf to Ocean Acres (New Jersey) | 3,874.47 mi (6,235.35 km) |
| Hessisch Oldendorf to Ocean City (New Jersey) | 3,909.36 mi (6,291.51 km) |
| Hessisch Oldendorf to Ocean Pines (Maryland) | 3,972.64 mi (6,393.34 km) |
| Hessisch Oldendorf to Ocean Pointe (Hawaii) | 7,301.94 mi (11,751.34 km) |
| Hessisch Oldendorf to Ocean Springs (Mississippi) | 4,904.61 mi (7,893.21 km) |
| Hessisch Oldendorf to Oceanside (California) | 5,713.76 mi (9,195.42 km) |
| Hessisch Oldendorf to Oceanside (New York) | 3,807.90 mi (6,128.22 km) |
| Hessisch Oldendorf to Ocoee (Florida) | 4,716.03 mi (7,589.72 km) |
| Hessisch Oldendorf to Oconomowoc (Wisconsin) | 4,239.63 mi (6,823.02 km) |
| Hessisch Oldendorf to Odenton (Maryland) | 4,000.35 mi (6,437.95 km) |
