| San Bernardino to Oskaloosa (Iowa) | 1,429.20 mi (2,300.07 km) |
| San Bernardino to Oswego (Illinois) | 1,653.09 mi (2,660.39 km) |
| San Bernardino to Oswego (New York) | 2,264.09 mi (3,643.71 km) |
| San Bernardino to Otsego (Minnesota) | 1,466.26 mi (2,359.72 km) |
| San Bernardino to Ottawa (Illinois) | 1,624.66 mi (2,614.63 km) |
| San Bernardino to Ottawa (Kansas) | 1,260.37 mi (2,028.38 km) |
| San Bernardino to Ottumwa (Iowa) | 1,436.66 mi (2,312.09 km) |
| San Bernardino to Overland (Missouri) | 1,523.92 mi (2,452.51 km) |
| San Bernardino to Overland Park (Kansas) | 1,293.77 mi (2,082.13 km) |
| San Bernardino to Overlea (Maryland) | 2,266.58 mi (3,647.71 km) |
| San Bernardino to Oviedo (Florida) | 2,151.46 mi (3,462.43 km) |
| San Bernardino to Owasso (Oklahoma) | 1,218.08 mi (1,960.31 km) |
| San Bernardino to Owatonna (Minnesota) | 1,454.05 mi (2,340.06 km) |
| San Bernardino to Owensboro (Kentucky) | 1,698.81 mi (2,733.97 km) |
| San Bernardino to Owings Mills (Maryland) | 2,251.78 mi (3,623.88 km) |
