| Chalons-en-Champagne to Oswego (Illinois) | 4,243.42 mi (6,829.13 km) |
| Chalons-en-Champagne to Oswego (New York) | 3,698.65 mi (5,952.41 km) |
| Chalons-en-Champagne to Otsego (Minnesota) | 4,274.29 mi (6,878.80 km) |
| Chalons-en-Champagne to Ottawa (Illinois) | 4,277.38 mi (6,883.77 km) |
| Chalons-en-Champagne to Ottawa (Kansas) | 4,655.12 mi (7,491.69 km) |
| Chalons-en-Champagne to Ottumwa (Iowa) | 4,430.25 mi (7,129.80 km) |
| Chalons-en-Champagne to Overland (Missouri) | 4,462.07 mi (7,181.01 km) |
| Chalons-en-Champagne to Overland Park (Kansas) | 4,619.15 mi (7,433.80 km) |
| Chalons-en-Champagne to Overlea (Maryland) | 3,871.07 mi (6,229.89 km) |
| Chalons-en-Champagne to Oviedo (Florida) | 4,561.64 mi (7,341.26 km) |
| Chalons-en-Champagne to Owasso (Oklahoma) | 4,791.49 mi (7,711.15 km) |
| Chalons-en-Champagne to Owatonna (Minnesota) | 4,315.21 mi (6,944.66 km) |
| Chalons-en-Champagne to Owensboro (Kentucky) | 4,377.69 mi (7,045.20 km) |
| Chalons-en-Champagne to Owings Mills (Maryland) | 3,880.46 mi (6,244.99 km) |
| Chalons-en-Champagne to Owosso (Michigan) | 4,023.06 mi (6,474.49 km) |
