| Chatellerault to Olympia Heights (Florida) | 4,527.95 mi (7,287.03 km) |
| Chatellerault to Omaha (Nebraska) | 4,494.68 mi (7,233.50 km) |
| Chatellerault to On Top of the World Designated Place (Florida) | 4,461.87 mi (7,180.69 km) |
| Chatellerault to Onalaska (Wisconsin) | 4,189.27 mi (6,741.98 km) |
| Chatellerault to Oneida (New York) | 3,585.23 mi (5,769.87 km) |
| Chatellerault to Oneonta (New York) | 3,582.80 mi (5,765.96 km) |
| Chatellerault to Ontario (California) | 5,659.89 mi (9,108.71 km) |
| Chatellerault to Ontario (Oregon) | 5,097.40 mi (8,203.47 km) |
| Chatellerault to Opa-locka (Florida) | 4,515.95 mi (7,267.72 km) |
| Chatellerault to Opelika (Alabama) | 4,439.10 mi (7,144.05 km) |
| Chatellerault to Opelousas (Louisiana) | 4,830.98 mi (7,774.70 km) |
| Chatellerault to Orange (California) | 5,680.31 mi (9,141.58 km) |
| Chatellerault to Orange (Texas) | 4,922.68 mi (7,922.29 km) |
| Chatellerault to Orange City (Florida) | 4,424.25 mi (7,120.14 km) |
| Chatellerault to Orangeburg (South Carolina) | 4,202.08 mi (6,762.59 km) |
