| Hays to Carlsbad (California) | 1,077.55 mi (1,734.14 km) |
| Hays to Carlsbad (New Mexico) | 525.85 mi (846.28 km) |
| Hays to Carmel (Indiana) | 706.56 mi (1,137.10 km) |
| Hays to Carmichael (California) | 1,182.82 mi (1,903.57 km) |
| Hays to Carney (Maryland) | 1,218.98 mi (1,961.76 km) |
| Hays to Carnot-Moon (Pennsylvania) | 1,019.84 mi (1,641.27 km) |
| Hays to Carol Stream (Illinois) | 624.53 mi (1,005.08 km) |
| Hays to Carolina (Puerto Rico) | 2,445.17 mi (3,935.12 km) |
| Hays to Carolina Forest (South Carolina) | 1,186.89 mi (1,910.11 km) |
| Hays to Carpentersville (Illinois) | 620.78 mi (999.04 km) |
| Hays to Carpinteria (California) | 1,158.72 mi (1,864.78 km) |
| Hays to Carrboro (North Carolina) | 1,126.76 mi (1,813.34 km) |
| Hays to Carroll (Iowa) | 321.47 mi (517.35 km) |
| Hays to Carrollton (Georgia) | 872.65 mi (1,404.39 km) |
| Hays to Carrollton (Texas) | 429.08 mi (690.54 km) |
