| Chalons-en-Champagne to Orangevale (California) | 5,529.28 mi (8,898.51 km) |
| Chalons-en-Champagne to Orchards (Washington) | 5,159.45 mi (8,303.33 km) |
| Chalons-en-Champagne to Orcutt (California) | 5,726.92 mi (9,216.59 km) |
| Chalons-en-Champagne to Oregon (Ohio) | 4,052.98 mi (6,522.64 km) |
| Chalons-en-Champagne to Oregon (Wisconsin) | 4,226.59 mi (6,802.05 km) |
| Chalons-en-Champagne to Oregon City (Oregon) | 5,181.21 mi (8,338.35 km) |
| Chalons-en-Champagne to Orem (Utah) | 5,145.29 mi (8,280.55 km) |
| Chalons-en-Champagne to Orinda (California) | 5,604.25 mi (9,019.17 km) |
| Chalons-en-Champagne to Orland Park (Illinois) | 4,228.55 mi (6,805.19 km) |
| Chalons-en-Champagne to Orlando (Florida) | 4,576.87 mi (7,365.76 km) |
| Chalons-en-Champagne to Ormond Beach (Florida) | 4,527.11 mi (7,285.68 km) |
| Chalons-en-Champagne to Oro Valley (Arizona) | 5,553.67 mi (8,937.76 km) |
| Chalons-en-Champagne to Oroville (California) | 5,492.07 mi (8,838.63 km) |
| Chalons-en-Champagne to Oshkosh (Wisconsin) | 4,145.45 mi (6,671.45 km) |
| Chalons-en-Champagne to Oskaloosa (Iowa) | 4,425.63 mi (7,122.36 km) |
