| Asslar to Oswego (Illinois) | 4,336.93 mi (6,979.62 km) |
| Asslar to Oswego (New York) | 3,808.95 mi (6,129.91 km) |
| Asslar to Otsego (Minnesota) | 4,347.38 mi (6,996.43 km) |
| Asslar to Ottawa (Illinois) | 4,370.84 mi (7,034.18 km) |
| Asslar to Ottawa (Kansas) | 4,742.72 mi (7,632.66 km) |
| Asslar to Ottumwa (Iowa) | 4,517.45 mi (7,270.14 km) |
| Asslar to Overland (Missouri) | 4,559.55 mi (7,337.89 km) |
| Asslar to Overland Park (Kansas) | 4,707.23 mi (7,575.56 km) |
| Asslar to Overlea (Maryland) | 3,993.45 mi (6,426.84 km) |
| Asslar to Oviedo (Florida) | 4,701.51 mi (7,566.35 km) |
| Asslar to Owasso (Oklahoma) | 4,883.58 mi (7,859.36 km) |
| Asslar to Owatonna (Minnesota) | 4,392.38 mi (7,068.85 km) |
| Asslar to Owensboro (Kentucky) | 4,484.15 mi (7,216.54 km) |
| Asslar to Owings Mills (Maryland) | 4,002.20 mi (6,440.92 km) |
| Asslar to Owosso (Michigan) | 4,120.78 mi (6,631.75 km) |
