| Dol to Olympia Heights (Florida) | 5,183.59 mi (8,342.18 km) |
| Dol to Omaha (Nebraska) | 5,049.98 mi (8,127.16 km) |
| Dol to On Top of the World Designated Place (Florida) | 5,105.97 mi (8,217.27 km) |
| Dol to Onalaska (Wisconsin) | 4,748.15 mi (7,641.40 km) |
| Dol to Oneida (New York) | 4,194.19 mi (6,749.90 km) |
| Dol to Oneonta (New York) | 4,196.23 mi (6,753.17 km) |
| Dol to Ontario (California) | 6,151.69 mi (9,900.19 km) |
| Dol to Ontario (Oregon) | 5,544.26 mi (8,922.63 km) |
| Dol to Opa-locka (Florida) | 5,171.38 mi (8,322.53 km) |
| Dol to Opelika (Alabama) | 5,065.20 mi (8,151.66 km) |
| Dol to Opelousas (Louisiana) | 5,445.53 mi (8,763.74 km) |
| Dol to Orange (California) | 6,171.99 mi (9,932.86 km) |
| Dol to Orange (Texas) | 5,533.47 mi (8,905.26 km) |
| Dol to Orange City (Florida) | 5,070.86 mi (8,160.77 km) |
| Dol to Orangeburg (South Carolina) | 4,836.56 mi (7,783.69 km) |
