| Plympton to Oswego (Illinois) | 3,866.77 mi (6,222.96 km) |
| Plympton to Oswego (New York) | 3,315.12 mi (5,335.17 km) |
| Plympton to Otsego (Minnesota) | 3,910.01 mi (6,292.55 km) |
| Plympton to Ottawa (Illinois) | 3,900.71 mi (6,277.58 km) |
| Plympton to Ottawa (Kansas) | 4,281.14 mi (6,889.83 km) |
| Plympton to Ottumwa (Iowa) | 4,056.78 mi (6,528.76 km) |
| Plympton to Overland (Missouri) | 4,083.22 mi (6,571.31 km) |
| Plympton to Overland Park (Kansas) | 4,244.95 mi (6,831.58 km) |
| Plympton to Overlea (Maryland) | 3,483.93 mi (5,606.84 km) |
| Plympton to Oviedo (Florida) | 4,172.91 mi (6,715.65 km) |
| Plympton to Owasso (Oklahoma) | 4,414.95 mi (7,105.18 km) |
| Plympton to Owatonna (Minnesota) | 3,948.08 mi (6,353.82 km) |
| Plympton to Owensboro (Kentucky) | 3,995.06 mi (6,429.43 km) |
| Plympton to Owings Mills (Maryland) | 3,493.45 mi (5,622.16 km) |
| Plympton to Owosso (Michigan) | 3,644.55 mi (5,865.34 km) |
