| Grunstadt to Oswego (Illinois) | 4,364.70 mi (7,024.30 km) |
| Grunstadt to Oswego (New York) | 3,830.64 mi (6,164.82 km) |
| Grunstadt to Otsego (Minnesota) | 4,381.72 mi (7,051.70 km) |
| Grunstadt to Ottawa (Illinois) | 4,398.63 mi (7,078.91 km) |
| Grunstadt to Ottawa (Kansas) | 4,772.58 mi (7,680.73 km) |
| Grunstadt to Ottumwa (Iowa) | 4,547.38 mi (7,318.30 km) |
| Grunstadt to Overland (Missouri) | 4,586.04 mi (7,380.52 km) |
| Grunstadt to Overland Park (Kansas) | 4,736.93 mi (7,623.35 km) |
| Grunstadt to Overlea (Maryland) | 4,010.66 mi (6,454.54 km) |
| Grunstadt to Oviedo (Florida) | 4,711.79 mi (7,582.90 km) |
| Grunstadt to Owasso (Oklahoma) | 4,911.99 mi (7,905.09 km) |
| Grunstadt to Owatonna (Minnesota) | 4,425.48 mi (7,122.11 km) |
| Grunstadt to Owensboro (Kentucky) | 4,507.46 mi (7,254.05 km) |
| Grunstadt to Owings Mills (Maryland) | 4,019.66 mi (6,469.02 km) |
| Grunstadt to Owosso (Michigan) | 4,147.04 mi (6,674.01 km) |
