| Seaford to Odessa (Texas) | 5,039.65 mi (8,110.53 km) |
| Seaford to Ogden (Utah) | 4,879.47 mi (7,852.76 km) |
| Seaford to Oildale (California) | 5,428.63 mi (8,736.53 km) |
| Seaford to Ojus (Florida) | 4,435.78 mi (7,138.71 km) |
| Seaford to Okemos (Michigan) | 3,818.34 mi (6,145.02 km) |
| Seaford to Oklahoma City (Oklahoma) | 4,670.07 mi (7,515.75 km) |
| Seaford to Okmulgee (Oklahoma) | 4,604.96 mi (7,410.97 km) |
| Seaford to Olathe (Kansas) | 4,397.01 mi (7,076.30 km) |
| Seaford to Old Jamestown (Missouri) | 4,225.21 mi (6,799.82 km) |
| Seaford to Oldsmar (Florida) | 4,438.97 mi (7,143.82 km) |
| Seaford to Olean (New York) | 3,608.90 mi (5,807.96 km) |
| Seaford to Olive Branch (Mississippi) | 4,395.60 mi (7,074.04 km) |
| Seaford to Olivehurst (California) | 5,296.99 mi (8,524.69 km) |
| Seaford to Olney (Maryland) | 3,681.22 mi (5,924.35 km) |
| Seaford to Olympia (Washington) | 4,877.84 mi (7,850.12 km) |
