| Braine-le-Chateau to Olympia Heights (Florida) | 4,634.72 mi (7,458.87 km) |
| Braine-le-Chateau to Omaha (Nebraska) | 4,481.02 mi (7,211.51 km) |
| Braine-le-Chateau to On Top of the World Designated Place (Florida) | 4,547.71 mi (7,318.84 km) |
| Braine-le-Chateau to Onalaska (Wisconsin) | 4,178.53 mi (6,724.70 km) |
| Braine-le-Chateau to Oneida (New York) | 3,624.60 mi (5,833.23 km) |
| Braine-le-Chateau to Oneonta (New York) | 3,627.43 mi (5,837.78 km) |
| Braine-le-Chateau to Ontario (California) | 5,599.02 mi (9,010.75 km) |
| Braine-le-Chateau to Ontario (Oregon) | 5,006.44 mi (8,057.09 km) |
| Braine-le-Chateau to Opa-locka (Florida) | 4,622.31 mi (7,438.90 km) |
| Braine-le-Chateau to Opelika (Alabama) | 4,498.84 mi (7,240.19 km) |
| Braine-le-Chateau to Opelousas (Louisiana) | 4,876.13 mi (7,847.37 km) |
| Braine-le-Chateau to Orange (California) | 5,619.39 mi (9,043.53 km) |
| Braine-le-Chateau to Orange (Texas) | 4,963.43 mi (7,987.86 km) |
| Braine-le-Chateau to Orange City (Florida) | 4,514.34 mi (7,265.12 km) |
| Braine-le-Chateau to Orangeburg (South Carolina) | 4,273.55 mi (6,877.62 km) |
