| Costa Mesa to Crest Hill (Illinois) | 1,709.94 mi (2,751.89 km) |
| Costa Mesa to Crestview (Florida) | 1,835.95 mi (2,954.68 km) |
| Costa Mesa to Crestwood (Illinois) | 1,729.74 mi (2,783.75 km) |
| Costa Mesa to Crestwood (Missouri) | 1,567.39 mi (2,522.47 km) |
| Costa Mesa to Creve Coeur (Missouri) | 1,564.42 mi (2,517.70 km) |
| Costa Mesa to Crofton (Maryland) | 2,304.51 mi (3,708.76 km) |
| Costa Mesa to Crossville (Tennessee) | 1,863.36 mi (2,998.80 km) |
| Costa Mesa to Crowley (Louisiana) | 1,512.23 mi (2,433.70 km) |
| Costa Mesa to Crowley (Texas) | 1,189.85 mi (1,914.88 km) |
| Costa Mesa to Crown Point (Indiana) | 1,747.62 mi (2,812.52 km) |
| Costa Mesa to Crystal (Minnesota) | 1,520.00 mi (2,446.20 km) |
| Costa Mesa to Crystal Lake (Illinois) | 1,706.33 mi (2,746.07 km) |
| Costa Mesa to Cudahy (California) | 25.67 mi (41.31 km) |
| Costa Mesa to Cudahy (Wisconsin) | 1,739.27 mi (2,799.08 km) |
| Costa Mesa to Cullman (Alabama) | 1,774.92 mi (2,856.45 km) |
