| Hays to Castle Pines (Colorado) | 299.85 mi (482.56 km) |
| Hays to Castle Rock (Colorado) | 298.38 mi (480.20 km) |
| Hays to Castro Valley (California) | 1,232.60 mi (1,983.68 km) |
| Hays to Catalina Foothills (Arizona) | 791.73 mi (1,274.17 km) |
| Hays to Cataño (Puerto Rico) | 2,435.70 mi (3,919.88 km) |
| Hays to Cathedral City (California) | 1,013.60 mi (1,631.23 km) |
| Hays to Catonsville (Maryland) | 1,208.31 mi (1,944.59 km) |
| Hays to Cave Spring (Virginia) | 1,055.07 mi (1,697.98 km) |
| Hays to Cayce (South Carolina) | 1,069.84 mi (1,721.73 km) |
| Hays to Cayey (Puerto Rico) | 2,449.86 mi (3,942.68 km) |
| Hays to Cedar City (Utah) | 750.87 mi (1,208.40 km) |
| Hays to Cedar Falls (Iowa) | 438.63 mi (705.91 km) |
| Hays to Cedar Hill (Texas) | 455.04 mi (732.32 km) |
| Hays to Cedar Lake (Indiana) | 650.30 mi (1,046.56 km) |
| Hays to Cedar Mill (Oregon) | 1,280.74 mi (2,061.15 km) |
