| Red Bluff to Oskaloosa (Iowa) | 1,544.20 mi (2,485.16 km) |
| Red Bluff to Oswego (Illinois) | 1,761.50 mi (2,834.86 km) |
| Red Bluff to Oswego (New York) | 2,336.72 mi (3,760.59 km) |
| Red Bluff to Otsego (Minnesota) | 1,486.36 mi (2,392.06 km) |
| Red Bluff to Ottawa (Illinois) | 1,739.72 mi (2,799.81 km) |
| Red Bluff to Ottawa (Kansas) | 1,439.19 mi (2,316.15 km) |
| Red Bluff to Ottumwa (Iowa) | 1,558.06 mi (2,507.46 km) |
| Red Bluff to Overland (Missouri) | 1,694.77 mi (2,727.46 km) |
| Red Bluff to Overland Park (Kansas) | 1,465.19 mi (2,358.00 km) |
| Red Bluff to Overlea (Maryland) | 2,401.56 mi (3,864.94 km) |
| Red Bluff to Oviedo (Florida) | 2,446.84 mi (3,937.81 km) |
| Red Bluff to Owasso (Oklahoma) | 1,452.72 mi (2,337.92 km) |
| Red Bluff to Owatonna (Minnesota) | 1,502.80 mi (2,418.52 km) |
| Red Bluff to Owensboro (Kentucky) | 1,882.00 mi (3,028.78 km) |
| Red Bluff to Owings Mills (Maryland) | 2,386.61 mi (3,840.88 km) |
