| Vianden to Oswego (Illinois) | 4,277.63 mi (6,884.18 km) |
| Vianden to Oswego (New York) | 3,741.54 mi (6,021.42 km) |
| Vianden to Otsego (Minnesota) | 4,297.86 mi (6,916.73 km) |
| Vianden to Ottawa (Illinois) | 4,311.57 mi (6,938.80 km) |
| Vianden to Ottawa (Kansas) | 4,686.38 mi (7,542.00 km) |
| Vianden to Ottumwa (Iowa) | 4,461.22 mi (7,179.64 km) |
| Vianden to Overland (Missouri) | 4,498.45 mi (7,239.55 km) |
| Vianden to Overland Park (Kansas) | 4,650.65 mi (7,484.50 km) |
| Vianden to Overlea (Maryland) | 3,920.51 mi (6,309.45 km) |
| Vianden to Oviedo (Florida) | 4,620.79 mi (7,436.45 km) |
| Vianden to Owasso (Oklahoma) | 4,825.14 mi (7,765.32 km) |
| Vianden to Owatonna (Minnesota) | 4,340.91 mi (6,986.02 km) |
| Vianden to Owensboro (Kentucky) | 4,418.78 mi (7,111.34 km) |
| Vianden to Owings Mills (Maryland) | 3,929.56 mi (6,324.01 km) |
| Vianden to Owosso (Michigan) | 4,059.40 mi (6,532.97 km) |
