| Plymouth to Odessa (Texas) | 4,889.14 mi (7,868.32 km) |
| Plymouth to Ogden (Utah) | 4,757.31 mi (7,656.15 km) |
| Plymouth to Oildale (California) | 5,308.76 mi (8,543.63 km) |
| Plymouth to Ojus (Florida) | 4,255.99 mi (6,849.35 km) |
| Plymouth to Okemos (Michigan) | 3,663.15 mi (5,895.27 km) |
| Plymouth to Oklahoma City (Oklahoma) | 4,518.39 mi (7,271.65 km) |
| Plymouth to Okmulgee (Oklahoma) | 4,451.64 mi (7,164.22 km) |
| Plymouth to Olathe (Kansas) | 4,247.22 mi (6,835.25 km) |
| Plymouth to Old Jamestown (Missouri) | 4,070.02 mi (6,550.06 km) |
| Plymouth to Oldsmar (Florida) | 4,262.82 mi (6,860.35 km) |
| Plymouth to Olean (New York) | 3,446.56 mi (5,546.71 km) |
| Plymouth to Olive Branch (Mississippi) | 4,234.24 mi (6,814.35 km) |
| Plymouth to Olivehurst (California) | 5,187.12 mi (8,347.87 km) |
| Plymouth to Olney (Maryland) | 3,512.99 mi (5,653.62 km) |
| Plymouth to Olympia (Washington) | 4,783.47 mi (7,698.26 km) |
