| Lacchiarella to Olympia Heights (Florida) | 4,952.26 mi (7,969.89 km) |
| Lacchiarella to Omaha (Nebraska) | 4,885.05 mi (7,861.72 km) |
| Lacchiarella to On Top of the World Designated Place (Florida) | 4,884.52 mi (7,860.87 km) |
| Lacchiarella to Onalaska (Wisconsin) | 4,580.82 mi (7,372.11 km) |
| Lacchiarella to Oneida (New York) | 3,996.77 mi (6,432.18 km) |
| Lacchiarella to Oneonta (New York) | 3,995.97 mi (6,430.89 km) |
| Lacchiarella to Ontario (California) | 6,022.41 mi (9,692.13 km) |
| Lacchiarella to Ontario (Oregon) | 5,436.48 mi (8,749.18 km) |
| Lacchiarella to Opa-locka (Florida) | 4,940.25 mi (7,950.56 km) |
| Lacchiarella to Opelika (Alabama) | 4,857.04 mi (7,816.65 km) |
| Lacchiarella to Opelousas (Louisiana) | 5,245.37 mi (8,441.61 km) |
| Lacchiarella to Orange (California) | 6,042.81 mi (9,724.96 km) |
| Lacchiarella to Orange (Texas) | 5,335.84 mi (8,587.20 km) |
| Lacchiarella to Orange City (Florida) | 4,847.37 mi (7,801.09 km) |
| Lacchiarella to Orangeburg (South Carolina) | 4,622.34 mi (7,438.93 km) |
