| Preakness to Cordele (Georgia) | 815.37 mi (1,312.20 km) |
| Preakness to Corinth (Mississippi) | 880.27 mi (1,416.66 km) |
| Preakness to Corinth (Texas) | 1,364.91 mi (2,196.61 km) |
| Preakness to Cornelius (North Carolina) | 522.41 mi (840.74 km) |
| Preakness to Cornelius (Oregon) | 2,440.19 mi (3,927.10 km) |
| Preakness to Corning (New York) | 168.58 mi (271.30 km) |
| Preakness to Corona (California) | 2,403.32 mi (3,867.77 km) |
| Preakness to Coronado (California) | 2,417.71 mi (3,890.93 km) |
| Preakness to Corpus Christi (Texas) | 1,597.55 mi (2,571.01 km) |
| Preakness to Corsicana (Texas) | 1,373.03 mi (2,209.68 km) |
| Preakness to Cortland (New York) | 152.74 mi (245.80 km) |
| Preakness to Corvallis (Oregon) | 2,463.69 mi (3,964.92 km) |
| Preakness to Coshocton (Ohio) | 402.54 mi (647.82 km) |
| Preakness to Costa Mesa (California) | 2,427.14 mi (3,906.11 km) |
| Preakness to Coto de Caza (California) | 2,412.13 mi (3,881.94 km) |
