| Leek to Castle Rock (Colorado) | 4,570.55 mi (7,355.59 km) |
| Leek to Castro Valley (California) | 5,212.23 mi (8,388.27 km) |
| Leek to Catalina Foothills (Arizona) | 5,163.25 mi (8,309.44 km) |
| Leek to Cataño (Puerto Rico) | 4,138.67 mi (6,660.55 km) |
| Leek to Cathedral City (California) | 5,262.94 mi (8,469.89 km) |
| Leek to Catonsville (Maryland) | 3,527.07 mi (5,676.28 km) |
| Leek to Cave Spring (Virginia) | 3,752.77 mi (6,039.49 km) |
| Leek to Cayce (South Carolina) | 3,953.33 mi (6,362.28 km) |
| Leek to Cayey (Puerto Rico) | 4,156.87 mi (6,689.83 km) |
| Leek to Cedar City (Utah) | 4,936.92 mi (7,945.21 km) |
| Leek to Cedar Falls (Iowa) | 3,973.36 mi (6,394.50 km) |
| Leek to Cedar Hill (Texas) | 4,644.65 mi (7,474.84 km) |
| Leek to Cedar Lake (Indiana) | 3,843.41 mi (6,185.37 km) |
| Leek to Cedar Mill (Oregon) | 4,779.11 mi (7,691.23 km) |
| Leek to Cedar Park (Texas) | 4,786.76 mi (7,703.54 km) |
