| Hiddenhausen to Odessa (Texas) | 5,296.40 mi (8,523.74 km) |
| Hiddenhausen to Ogden (Utah) | 5,070.98 mi (8,160.96 km) |
| Hiddenhausen to Oildale (California) | 5,612.03 mi (9,031.69 km) |
| Hiddenhausen to Ojus (Florida) | 4,771.32 mi (7,678.70 km) |
| Hiddenhausen to Okemos (Michigan) | 4,091.26 mi (6,584.24 km) |
| Hiddenhausen to Oklahoma City (Oklahoma) | 4,931.05 mi (7,935.76 km) |
| Hiddenhausen to Okmulgee (Oklahoma) | 4,870.19 mi (7,837.81 km) |
| Hiddenhausen to Olathe (Kansas) | 4,654.56 mi (7,490.80 km) |
| Hiddenhausen to Old Jamestown (Missouri) | 4,496.43 mi (7,236.31 km) |
| Hiddenhausen to Oldsmar (Florida) | 4,763.70 mi (7,666.43 km) |
| Hiddenhausen to Olean (New York) | 3,899.89 mi (6,276.26 km) |
| Hiddenhausen to Olive Branch (Mississippi) | 4,681.35 mi (7,533.90 km) |
| Hiddenhausen to Olivehurst (California) | 5,458.69 mi (8,784.92 km) |
| Hiddenhausen to Olney (Maryland) | 3,986.61 mi (6,415.83 km) |
| Hiddenhausen to Olympia (Washington) | 5,008.13 mi (8,059.81 km) |
