| Costa Mesa to Conyers (Georgia) | 1,941.45 mi (3,124.46 km) |
| Costa Mesa to Cookeville (Tennessee) | 1,835.48 mi (2,953.93 km) |
| Costa Mesa to Coolidge (Arizona) | 372.27 mi (599.11 km) |
| Costa Mesa to Coon Rapids (Minnesota) | 1,525.95 mi (2,455.77 km) |
| Costa Mesa to Cooper City (Florida) | 2,302.05 mi (3,704.78 km) |
| Costa Mesa to Coos Bay (Oregon) | 752.42 mi (1,210.91 km) |
| Costa Mesa to Copiague (New York) | 2,471.53 mi (3,977.54 km) |
| Costa Mesa to Coppell (Texas) | 1,206.99 mi (1,942.47 km) |
| Costa Mesa to Copperas Cove (Texas) | 1,178.11 mi (1,895.98 km) |
| Costa Mesa to Coral Gables (Florida) | 2,311.97 mi (3,720.76 km) |
| Costa Mesa to Coral Springs (Florida) | 2,297.77 mi (3,697.90 km) |
| Costa Mesa to Coral Terrace (Florida) | 2,308.91 mi (3,715.84 km) |
| Costa Mesa to Coralville (Iowa) | 1,534.78 mi (2,470.00 km) |
| Costa Mesa to Coram (New York) | 2,490.88 mi (4,008.68 km) |
| Costa Mesa to Corcoran (California) | 191.36 mi (307.96 km) |
