| Mannheim to Oswego (Illinois) | 4,378.93 mi (7,047.21 km) |
| Mannheim to Oswego (New York) | 3,845.06 mi (6,188.03 km) |
| Mannheim to Otsego (Minnesota) | 4,395.60 mi (7,074.03 km) |
| Mannheim to Ottawa (Illinois) | 4,412.86 mi (7,101.81 km) |
| Mannheim to Ottawa (Kansas) | 4,786.72 mi (7,703.48 km) |
| Mannheim to Ottumwa (Iowa) | 4,561.51 mi (7,341.04 km) |
| Mannheim to Overland (Missouri) | 4,600.32 mi (7,403.51 km) |
| Mannheim to Overland Park (Kansas) | 4,751.07 mi (7,646.12 km) |
| Mannheim to Overlea (Maryland) | 4,025.15 mi (6,477.86 km) |
| Mannheim to Oviedo (Florida) | 4,726.26 mi (7,606.18 km) |
| Mannheim to Owasso (Oklahoma) | 4,926.20 mi (7,927.96 km) |
| Mannheim to Owatonna (Minnesota) | 4,439.43 mi (7,144.57 km) |
| Mannheim to Owensboro (Kentucky) | 4,521.84 mi (7,277.20 km) |
| Mannheim to Owings Mills (Maryland) | 4,034.15 mi (6,492.34 km) |
| Mannheim to Owosso (Michigan) | 4,161.33 mi (6,697.01 km) |
