| Santa Rosa to Oskaloosa (Iowa) | 1,598.42 mi (2,572.41 km) |
| Santa Rosa to Oswego (Illinois) | 1,818.94 mi (2,927.31 km) |
| Santa Rosa to Oswego (New York) | 2,404.76 mi (3,870.08 km) |
| Santa Rosa to Otsego (Minnesota) | 1,559.49 mi (2,509.75 km) |
| Santa Rosa to Ottawa (Illinois) | 1,795.57 mi (2,889.70 km) |
| Santa Rosa to Ottawa (Kansas) | 1,477.93 mi (2,378.49 km) |
| Santa Rosa to Ottumwa (Iowa) | 1,611.02 mi (2,592.68 km) |
| Santa Rosa to Overland (Missouri) | 1,737.78 mi (2,796.68 km) |
| Santa Rosa to Overland Park (Kansas) | 1,505.94 mi (2,423.58 km) |
| Santa Rosa to Overlea (Maryland) | 2,456.71 mi (3,953.70 km) |
| Santa Rosa to Oviedo (Florida) | 2,462.05 mi (3,962.29 km) |
| Santa Rosa to Owasso (Oklahoma) | 1,478.07 mi (2,378.73 km) |
| Santa Rosa to Owatonna (Minnesota) | 1,570.44 mi (2,527.38 km) |
| Santa Rosa to Owensboro (Kentucky) | 1,923.47 mi (3,095.53 km) |
| Santa Rosa to Owings Mills (Maryland) | 2,441.74 mi (3,929.59 km) |
