| Whitburn to Olympia Heights (Florida) | 4,254.59 mi (6,847.11 km) |
| Whitburn to Omaha (Nebraska) | 4,014.23 mi (6,460.27 km) |
| Whitburn to On Top of the World Designated Place (Florida) | 4,147.75 mi (6,675.16 km) |
| Whitburn to Onalaska (Wisconsin) | 3,713.82 mi (5,976.82 km) |
| Whitburn to Oneida (New York) | 3,192.16 mi (5,137.28 km) |
| Whitburn to Oneonta (New York) | 3,198.89 mi (5,148.12 km) |
| Whitburn to Ontario (California) | 5,116.50 mi (8,234.22 km) |
| Whitburn to Ontario (Oregon) | 4,521.24 mi (7,276.24 km) |
| Whitburn to Opa-locka (Florida) | 4,241.85 mi (6,826.59 km) |
| Whitburn to Opelika (Alabama) | 4,076.84 mi (6,561.05 km) |
| Whitburn to Opelousas (Louisiana) | 4,441.45 mi (7,147.83 km) |
| Whitburn to Orange (California) | 5,136.85 mi (8,266.97 km) |
| Whitburn to Orange (Texas) | 4,525.34 mi (7,282.84 km) |
| Whitburn to Orange City (Florida) | 4,118.56 mi (6,628.18 km) |
| Whitburn to Orangeburg (South Carolina) | 3,862.54 mi (6,216.16 km) |
