| Kennewick to Orangevale (California) | 529.22 mi (851.69 km) |
| Kennewick to Orchards (Washington) | 165.08 mi (265.67 km) |
| Kennewick to Orcutt (California) | 785.45 mi (1,264.06 km) |
| Kennewick to Oregon (Ohio) | 1,790.48 mi (2,881.51 km) |
| Kennewick to Oregon (Wisconsin) | 1,474.66 mi (2,373.23 km) |
| Kennewick to Oregon City (Oregon) | 175.06 mi (281.74 km) |
| Kennewick to Orem (Utah) | 554.16 mi (891.83 km) |
| Kennewick to Orinda (California) | 594.87 mi (957.34 km) |
| Kennewick to Orland Park (Illinois) | 1,579.89 mi (2,542.59 km) |
| Kennewick to Orlando (Florida) | 2,380.11 mi (3,830.41 km) |
| Kennewick to Ormond Beach (Florida) | 2,353.77 mi (3,788.02 km) |
| Kennewick to Oro Valley (Arizona) | 1,046.51 mi (1,684.20 km) |
| Kennewick to Oroville (California) | 478.29 mi (769.74 km) |
| Kennewick to Oshkosh (Wisconsin) | 1,490.89 mi (2,399.35 km) |
| Kennewick to Oskaloosa (Iowa) | 1,360.05 mi (2,188.79 km) |
