| Seal Beach to Cordele (Georgia) | 1,985.67 mi (3,195.63 km) |
| Seal Beach to Corinth (Mississippi) | 1,681.93 mi (2,706.80 km) |
| Seal Beach to Corinth (Texas) | 1,209.48 mi (1,946.47 km) |
| Seal Beach to Cornelius (North Carolina) | 2,105.63 mi (3,388.68 km) |
| Seal Beach to Cornelius (Oregon) | 854.50 mi (1,375.18 km) |
| Seal Beach to Corning (New York) | 2,285.13 mi (3,677.56 km) |
| Seal Beach to Corona (California) | 30.01 mi (48.30 km) |
| Seal Beach to Coronado (California) | 91.86 mi (147.83 km) |
| Seal Beach to Corpus Christi (Texas) | 1,294.86 mi (2,083.88 km) |
| Seal Beach to Corsicana (Texas) | 1,256.10 mi (2,021.49 km) |
| Seal Beach to Cortland (New York) | 2,330.46 mi (3,750.52 km) |
| Seal Beach to Corvallis (Oregon) | 797.20 mi (1,282.96 km) |
| Seal Beach to Coshocton (Ohio) | 2,033.65 mi (3,272.85 km) |
| Seal Beach to Costa Mesa (California) | 10.90 mi (17.55 km) |
| Seal Beach to Coto de Caza (California) | 29.98 mi (48.24 km) |
