| Nierstein to Oswego (Illinois) | 4,359.47 mi (7,015.89 km) |
| Nierstein to Oswego (New York) | 3,827.36 mi (6,159.53 km) |
| Nierstein to Otsego (Minnesota) | 4,374.33 mi (7,039.81 km) |
| Nierstein to Ottawa (Illinois) | 4,393.40 mi (7,070.49 km) |
| Nierstein to Ottawa (Kansas) | 4,766.69 mi (7,671.24 km) |
| Nierstein to Ottumwa (Iowa) | 4,541.45 mi (7,308.76 km) |
| Nierstein to Overland (Missouri) | 4,581.24 mi (7,372.79 km) |
| Nierstein to Overland Park (Kansas) | 4,731.09 mi (7,613.95 km) |
| Nierstein to Overlea (Maryland) | 4,008.82 mi (6,451.57 km) |
| Nierstein to Oviedo (Florida) | 4,712.16 mi (7,583.49 km) |
| Nierstein to Owasso (Oklahoma) | 4,906.58 mi (7,896.37 km) |
| Nierstein to Owatonna (Minnesota) | 4,418.50 mi (7,110.89 km) |
| Nierstein to Owensboro (Kentucky) | 4,503.68 mi (7,247.98 km) |
| Nierstein to Owings Mills (Maryland) | 4,017.74 mi (6,465.93 km) |
| Nierstein to Owosso (Michigan) | 4,142.29 mi (6,666.38 km) |
