| Rancho San Diego to Crawfordsville (Indiana) | 1,734.29 mi (2,791.07 km) |
| Rancho San Diego to Crest Hill (Illinois) | 1,689.10 mi (2,718.35 km) |
| Rancho San Diego to Crestview (Florida) | 1,781.92 mi (2,867.73 km) |
| Rancho San Diego to Crestwood (Illinois) | 1,708.98 mi (2,750.34 km) |
| Rancho San Diego to Crestwood (Missouri) | 1,536.83 mi (2,473.29 km) |
| Rancho San Diego to Creve Coeur (Missouri) | 1,534.26 mi (2,469.15 km) |
| Rancho San Diego to Crofton (Maryland) | 2,274.57 mi (3,660.56 km) |
| Rancho San Diego to Crossville (Tennessee) | 1,824.15 mi (2,935.68 km) |
| Rancho San Diego to Crowley (Louisiana) | 1,453.48 mi (2,339.15 km) |
| Rancho San Diego to Crowley (Texas) | 1,136.17 mi (1,828.49 km) |
| Rancho San Diego to Crown Point (Indiana) | 1,725.91 mi (2,777.59 km) |
| Rancho San Diego to Crystal (Minnesota) | 1,515.60 mi (2,439.13 km) |
| Rancho San Diego to Crystal Lake (Illinois) | 1,687.85 mi (2,716.33 km) |
| Rancho San Diego to Cudahy (California) | 110.44 mi (177.73 km) |
| Rancho San Diego to Cudahy (Wisconsin) | 1,722.93 mi (2,772.79 km) |
