| Chur to Oswego (Illinois) | 4,523.28 mi (7,279.51 km) |
| Chur to Oswego (New York) | 3,978.52 mi (6,402.81 km) |
| Chur to Otsego (Minnesota) | 4,551.49 mi (7,324.92 km) |
| Chur to Ottawa (Illinois) | 4,557.23 mi (7,334.15 km) |
| Chur to Ottawa (Kansas) | 4,934.55 mi (7,941.39 km) |
| Chur to Ottumwa (Iowa) | 4,709.61 mi (7,579.38 km) |
| Chur to Overland (Missouri) | 4,742.12 mi (7,631.71 km) |
| Chur to Overland Park (Kansas) | 4,898.62 mi (7,883.57 km) |
| Chur to Overlea (Maryland) | 4,149.52 mi (6,678.01 km) |
| Chur to Oviedo (Florida) | 4,835.19 mi (7,781.48 km) |
| Chur to Owasso (Oklahoma) | 5,071.30 mi (8,161.47 km) |
| Chur to Owatonna (Minnesota) | 4,593.17 mi (7,392.00 km) |
| Chur to Owensboro (Kentucky) | 4,657.69 mi (7,495.83 km) |
| Chur to Owings Mills (Maryland) | 4,159.01 mi (6,693.28 km) |
| Chur to Owosso (Michigan) | 4,303.09 mi (6,925.16 km) |
