| Seaford to Orangevale (California) | 5,309.50 mi (8,544.82 km) |
| Seaford to Orchards (Washington) | 4,945.37 mi (7,958.80 km) |
| Seaford to Orcutt (California) | 5,504.65 mi (8,858.88 km) |
| Seaford to Oregon (Ohio) | 3,826.79 mi (6,158.63 km) |
| Seaford to Oregon (Wisconsin) | 3,999.21 mi (6,436.11 km) |
| Seaford to Oregon City (Oregon) | 4,966.91 mi (7,993.47 km) |
| Seaford to Orem (Utah) | 4,921.11 mi (7,919.76 km) |
| Seaford to Orinda (California) | 5,384.68 mi (8,665.80 km) |
| Seaford to Orland Park (Illinois) | 4,001.53 mi (6,439.83 km) |
| Seaford to Orlando (Florida) | 4,361.19 mi (7,018.66 km) |
| Seaford to Ormond Beach (Florida) | 4,310.83 mi (6,937.61 km) |
| Seaford to Oro Valley (Arizona) | 5,326.85 mi (8,572.73 km) |
| Seaford to Oroville (California) | 5,273.00 mi (8,486.08 km) |
| Seaford to Oshkosh (Wisconsin) | 3,918.02 mi (6,305.44 km) |
| Seaford to Oskaloosa (Iowa) | 4,198.20 mi (6,756.36 km) |
