| Seal Beach to Crawfordsville (Indiana) | 1,766.60 mi (2,843.07 km) |
| Seal Beach to Crest Hill (Illinois) | 1,715.24 mi (2,760.42 km) |
| Seal Beach to Crestview (Florida) | 1,844.77 mi (2,968.87 km) |
| Seal Beach to Crestwood (Illinois) | 1,735.03 mi (2,792.26 km) |
| Seal Beach to Crestwood (Missouri) | 1,573.81 mi (2,532.80 km) |
| Seal Beach to Creve Coeur (Missouri) | 1,570.80 mi (2,527.95 km) |
| Seal Beach to Crofton (Maryland) | 2,310.78 mi (3,718.84 km) |
| Seal Beach to Crossville (Tennessee) | 1,870.68 mi (3,010.57 km) |
| Seal Beach to Crowley (Louisiana) | 1,521.53 mi (2,448.66 km) |
| Seal Beach to Crowley (Texas) | 1,198.72 mi (1,929.15 km) |
| Seal Beach to Crown Point (Indiana) | 1,753.01 mi (2,821.20 km) |
| Seal Beach to Crystal (Minnesota) | 1,523.38 mi (2,451.65 km) |
| Seal Beach to Crystal Lake (Illinois) | 1,711.36 mi (2,754.17 km) |
| Seal Beach to Cudahy (California) | 15.79 mi (25.41 km) |
| Seal Beach to Cudahy (Wisconsin) | 1,744.04 mi (2,806.76 km) |
