| Hays to Cordele (Georgia) | 995.95 mi (1,602.83 km) |
| Hays to Corinth (Mississippi) | 655.45 mi (1,054.84 km) |
| Hays to Corinth (Texas) | 415.99 mi (669.47 km) |
| Hays to Cornelius (North Carolina) | 1,040.20 mi (1,674.05 km) |
| Hays to Cornelius (Oregon) | 1,292.32 mi (2,079.79 km) |
| Hays to Corning (New York) | 1,187.56 mi (1,911.20 km) |
| Hays to Corona (California) | 1,070.30 mi (1,722.48 km) |
| Hays to Coronado (California) | 1,085.91 mi (1,747.60 km) |
| Hays to Corpus Christi (Texas) | 778.94 mi (1,253.58 km) |
| Hays to Corsicana (Texas) | 496.45 mi (798.95 km) |
| Hays to Cortland (New York) | 1,234.37 mi (1,986.52 km) |
| Hays to Corvallis (Oregon) | 1,290.85 mi (2,077.43 km) |
| Hays to Coshocton (Ohio) | 933.99 mi (1,503.11 km) |
| Hays to Costa Mesa (California) | 1,094.09 mi (1,760.77 km) |
| Hays to Coto de Caza (California) | 1,079.04 mi (1,736.55 km) |
