| Hiddenhausen to Oswego (Illinois) | 4,282.46 mi (6,891.95 km) |
| Hiddenhausen to Oswego (New York) | 3,763.76 mi (6,057.19 km) |
| Hiddenhausen to Otsego (Minnesota) | 4,283.39 mi (6,893.45 km) |
| Hiddenhausen to Ottawa (Illinois) | 4,316.30 mi (6,946.42 km) |
| Hiddenhausen to Ottawa (Kansas) | 4,684.96 mi (7,539.72 km) |
| Hiddenhausen to Ottumwa (Iowa) | 4,459.74 mi (7,177.26 km) |
| Hiddenhausen to Overland (Missouri) | 4,506.81 mi (7,253.00 km) |
| Hiddenhausen to Overland Park (Kansas) | 4,649.74 mi (7,483.04 km) |
| Hiddenhausen to Overlea (Maryland) | 3,954.76 mi (6,364.57 km) |
| Hiddenhausen to Oviedo (Florida) | 4,672.66 mi (7,519.92 km) |
| Hiddenhausen to Owasso (Oklahoma) | 4,827.84 mi (7,769.66 km) |
| Hiddenhausen to Owatonna (Minnesota) | 4,330.17 mi (6,968.73 km) |
| Hiddenhausen to Owensboro (Kentucky) | 4,436.10 mi (7,139.21 km) |
| Hiddenhausen to Owings Mills (Maryland) | 3,963.13 mi (6,378.05 km) |
| Hiddenhausen to Owosso (Michigan) | 4,068.65 mi (6,547.86 km) |
