| Kennewick to Carrollwood (Florida) | 2,346.02 mi (3,775.55 km) |
| Kennewick to Carson (California) | 855.38 mi (1,376.60 km) |
| Kennewick to Carson City (Nevada) | 487.75 mi (784.96 km) |
| Kennewick to Carteret (New Jersey) | 2,258.70 mi (3,635.02 km) |
| Kennewick to Cartersville (Georgia) | 1,975.75 mi (3,179.67 km) |
| Kennewick to Carthage (Missouri) | 1,418.65 mi (2,283.09 km) |
| Kennewick to Cary (Illinois) | 1,546.00 mi (2,488.04 km) |
| Kennewick to Cary (North Carolina) | 2,197.01 mi (3,535.75 km) |
| Kennewick to Casa de Oro-Mount Helix (California) | 935.50 mi (1,505.54 km) |
| Kennewick to Casa Grande (Arizona) | 998.47 mi (1,606.88 km) |
| Kennewick to Casas Adobes (Arizona) | 1,050.78 mi (1,691.07 km) |
| Kennewick to Cascades (Virginia) | 2,154.78 mi (3,467.78 km) |
| Kennewick to Casper (Wyoming) | 673.33 mi (1,083.63 km) |
| Kennewick to Casselberry (Florida) | 2,372.37 mi (3,817.96 km) |
| Kennewick to Castaic (California) | 809.99 mi (1,303.56 km) |
