| Obernburg am Main to Oswego (Illinois) | 4,390.31 mi (7,065.52 km) |
| Obernburg am Main to Oswego (New York) | 3,859.72 mi (6,211.62 km) |
| Obernburg am Main to Otsego (Minnesota) | 4,403.14 mi (7,086.17 km) |
| Obernburg am Main to Ottawa (Illinois) | 4,424.23 mi (7,120.11 km) |
| Obernburg am Main to Ottawa (Kansas) | 4,796.92 mi (7,719.90 km) |
| Obernburg am Main to Ottumwa (Iowa) | 4,571.67 mi (7,357.39 km) |
| Obernburg am Main to Overland (Missouri) | 4,612.43 mi (7,422.99 km) |
| Obernburg am Main to Overland Park (Kansas) | 4,761.37 mi (7,662.69 km) |
| Obernburg am Main to Overlea (Maryland) | 4,042.12 mi (6,505.17 km) |
| Obernburg am Main to Oviedo (Florida) | 4,746.62 mi (7,638.95 km) |
| Obernburg am Main to Owasso (Oklahoma) | 4,937.23 mi (7,945.71 km) |
| Obernburg am Main to Owatonna (Minnesota) | 4,447.73 mi (7,157.93 km) |
| Obernburg am Main to Owensboro (Kentucky) | 4,535.68 mi (7,299.46 km) |
| Obernburg am Main to Owings Mills (Maryland) | 4,051.00 mi (6,519.45 km) |
| Obernburg am Main to Owosso (Michigan) | 4,173.54 mi (6,716.66 km) |
