| Sanlucar la Mayor to Odessa (Texas) | 5,224.50 mi (8,408.02 km) |
| Sanlucar la Mayor to Ogden (Utah) | 5,268.14 mi (8,478.24 km) |
| Sanlucar la Mayor to Oildale (California) | 5,818.92 mi (9,364.64 km) |
| Sanlucar la Mayor to Ojus (Florida) | 4,312.14 mi (6,939.71 km) |
| Sanlucar la Mayor to Okemos (Michigan) | 4,002.11 mi (6,440.77 km) |
| Sanlucar la Mayor to Oklahoma City (Oklahoma) | 4,855.75 mi (7,814.58 km) |
| Sanlucar la Mayor to Okmulgee (Oklahoma) | 4,778.64 mi (7,690.48 km) |
| Sanlucar la Mayor to Olathe (Kansas) | 4,606.47 mi (7,413.40 km) |
| Sanlucar la Mayor to Old Jamestown (Missouri) | 4,394.73 mi (7,072.63 km) |
| Sanlucar la Mayor to Oldsmar (Florida) | 4,372.48 mi (7,036.83 km) |
| Sanlucar la Mayor to Olean (New York) | 3,735.53 mi (6,011.76 km) |
| Sanlucar la Mayor to Olive Branch (Mississippi) | 4,502.66 mi (7,246.33 km) |
| Sanlucar la Mayor to Olivehurst (California) | 5,747.83 mi (9,250.24 km) |
| Sanlucar la Mayor to Olney (Maryland) | 3,743.56 mi (6,024.67 km) |
| Sanlucar la Mayor to Olympia (Washington) | 5,416.95 mi (8,717.73 km) |
