| Sandhurst to Olympia Heights (Florida) | 4,409.80 mi (7,096.89 km) |
| Sandhurst to Omaha (Nebraska) | 4,272.11 mi (6,875.30 km) |
| Sandhurst to On Top of the World Designated Place (Florida) | 4,323.16 mi (6,957.45 km) |
| Sandhurst to Onalaska (Wisconsin) | 3,968.61 mi (6,386.86 km) |
| Sandhurst to Oneida (New York) | 3,404.10 mi (5,478.37 km) |
| Sandhurst to Oneonta (New York) | 3,406.21 mi (5,481.76 km) |
| Sandhurst to Ontario (California) | 5,406.12 mi (8,700.31 km) |
| Sandhurst to Ontario (Oregon) | 4,825.44 mi (7,765.79 km) |
| Sandhurst to Opa-locka (Florida) | 4,397.39 mi (7,076.91 km) |
| Sandhurst to Opelika (Alabama) | 4,276.22 mi (6,881.91 km) |
| Sandhurst to Opelousas (Louisiana) | 4,655.44 mi (7,492.21 km) |
| Sandhurst to Orange (California) | 5,426.53 mi (8,733.15 km) |
| Sandhurst to Orange (Texas) | 4,743.42 mi (7,633.80 km) |
| Sandhurst to Orange City (Florida) | 4,289.62 mi (6,903.47 km) |
| Sandhurst to Orangeburg (South Carolina) | 4,049.80 mi (6,517.52 km) |
