| Premia de Mar to Olympia Heights (Florida) | 4,703.96 mi (7,570.29 km) |
| Premia de Mar to Omaha (Nebraska) | 4,783.66 mi (7,698.56 km) |
| Premia de Mar to On Top of the World Designated Place (Florida) | 4,661.15 mi (7,501.40 km) |
| Premia de Mar to Onalaska (Wisconsin) | 4,477.67 mi (7,206.11 km) |
| Premia de Mar to Oneida (New York) | 3,836.56 mi (6,174.35 km) |
| Premia de Mar to Oneonta (New York) | 3,829.45 mi (6,162.90 km) |
| Premia de Mar to Ontario (California) | 5,977.57 mi (9,619.97 km) |
| Premia de Mar to Ontario (Oregon) | 5,435.20 mi (8,747.11 km) |
| Premia de Mar to Opa-locka (Florida) | 4,692.52 mi (7,551.89 km) |
| Premia de Mar to Opelika (Alabama) | 4,664.93 mi (7,507.48 km) |
| Premia de Mar to Opelousas (Louisiana) | 5,068.05 mi (8,156.23 km) |
| Premia de Mar to Orange (California) | 5,997.96 mi (9,652.79 km) |
| Premia de Mar to Orange (Texas) | 5,163.29 mi (8,309.51 km) |
| Premia de Mar to Orange City (Florida) | 4,619.33 mi (7,434.09 km) |
| Premia de Mar to Orangeburg (South Carolina) | 4,418.12 mi (7,110.27 km) |
