| Trapani to Oakley (California) | 6,431.49 mi (10,350.49 km) |
| Trapani to Oakton (Virginia) | 4,638.27 mi (7,464.58 km) |
| Trapani to Oakville (Missouri) | 5,234.82 mi (8,424.63 km) |
| Trapani to Oatfield (Oregon) | 6,032.96 mi (9,709.12 km) |
| Trapani to Ocala (Florida) | 5,241.34 mi (8,435.12 km) |
| Trapani to Ocean Acres (New Jersey) | 4,469.12 mi (7,192.35 km) |
| Trapani to Ocean City (New Jersey) | 4,500.26 mi (7,242.47 km) |
| Trapani to Ocean Pines (Maryland) | 4,556.35 mi (7,332.74 km) |
| Trapani to Ocean Pointe (Hawaii) | 8,291.61 mi (13,344.05 km) |
| Trapani to Ocean Springs (Mississippi) | 5,507.57 mi (8,863.58 km) |
| Trapani to Oceanside (California) | 6,553.68 mi (10,547.13 km) |
| Trapani to Oceanside (New York) | 4,409.46 mi (7,096.33 km) |
| Trapani to Ocoee (Florida) | 5,235.28 mi (8,425.37 km) |
| Trapani to Oconomowoc (Wisconsin) | 4,966.59 mi (7,992.96 km) |
| Trapani to Odenton (Maryland) | 4,603.98 mi (7,409.40 km) |
