| Urdorf to Oswego (Illinois) | 4,459.43 mi (7,176.76 km) |
| Urdorf to Oswego (New York) | 3,914.92 mi (6,300.45 km) |
| Urdorf to Otsego (Minnesota) | 4,487.93 mi (7,222.63 km) |
| Urdorf to Ottawa (Illinois) | 4,493.38 mi (7,231.40 km) |
| Urdorf to Ottawa (Kansas) | 4,870.72 mi (7,838.66 km) |
| Urdorf to Ottumwa (Iowa) | 4,645.78 mi (7,476.66 km) |
| Urdorf to Overland (Missouri) | 4,678.30 mi (7,528.99 km) |
| Urdorf to Overland Park (Kansas) | 4,834.79 mi (7,780.84 km) |
| Urdorf to Overlea (Maryland) | 4,086.43 mi (6,576.48 km) |
| Urdorf to Oviedo (Florida) | 4,773.51 mi (7,682.23 km) |
| Urdorf to Owasso (Oklahoma) | 5,007.45 mi (8,058.71 km) |
| Urdorf to Owatonna (Minnesota) | 4,529.50 mi (7,289.53 km) |
| Urdorf to Owensboro (Kentucky) | 4,594.02 mi (7,393.35 km) |
| Urdorf to Owings Mills (Maryland) | 4,095.89 mi (6,591.69 km) |
| Urdorf to Owosso (Michigan) | 4,239.27 mi (6,822.44 km) |
