| Kennewick to Oakley (California) | 581.38 mi (935.64 km) |
| Kennewick to Oakton (Virginia) | 2,163.85 mi (3,482.38 km) |
| Kennewick to Oakville (Missouri) | 1,557.80 mi (2,507.03 km) |
| Kennewick to Oatfield (Oregon) | 173.45 mi (279.14 km) |
| Kennewick to Ocala (Florida) | 2,311.15 mi (3,719.43 km) |
| Kennewick to Ocean Acres (New Jersey) | 2,281.46 mi (3,671.66 km) |
| Kennewick to Ocean City (New Jersey) | 2,280.84 mi (3,670.65 km) |
| Kennewick to Ocean Pines (Maryland) | 2,282.91 mi (3,673.99 km) |
| Kennewick to Ocean Pointe (Hawaii) | 2,773.32 mi (4,463.23 km) |
| Kennewick to Ocean Springs (Mississippi) | 1,957.14 mi (3,149.71 km) |
| Kennewick to Oceanside (California) | 901.75 mi (1,451.22 km) |
| Kennewick to Oceanside (New York) | 2,285.40 mi (3,678.00 km) |
| Kennewick to Ocoee (Florida) | 2,366.50 mi (3,808.51 km) |
| Kennewick to Oconomowoc (Wisconsin) | 1,513.48 mi (2,435.70 km) |
| Kennewick to Odenton (Maryland) | 2,187.30 mi (3,520.13 km) |
