| Kelso to Castle Pines (Colorado) | 1,019.82 mi (1,641.25 km) |
| Kelso to Castle Rock (Colorado) | 1,023.82 mi (1,647.68 km) |
| Kelso to Castro Valley (California) | 582.95 mi (938.17 km) |
| Kelso to Catalina Foothills (Arizona) | 1,148.12 mi (1,847.71 km) |
| Kelso to Cataño (Puerto Rico) | 3,727.41 mi (5,998.69 km) |
| Kelso to Cathedral City (California) | 913.84 mi (1,470.68 km) |
| Kelso to Catonsville (Maryland) | 2,356.59 mi (3,792.57 km) |
| Kelso to Cave Spring (Virginia) | 2,267.01 mi (3,648.40 km) |
| Kelso to Cayce (South Carolina) | 2,336.44 mi (3,760.14 km) |
| Kelso to Cayey (Puerto Rico) | 3,742.08 mi (6,022.29 km) |
| Kelso to Cedar City (Utah) | 769.39 mi (1,238.21 km) |
| Kelso to Cedar Falls (Iowa) | 1,515.45 mi (2,438.88 km) |
| Kelso to Cedar Hill (Texas) | 1,659.72 mi (2,671.07 km) |
| Kelso to Cedar Lake (Indiana) | 1,784.37 mi (2,871.66 km) |
| Kelso to Cedar Mill (Oregon) | 40.87 mi (65.77 km) |
