| Costa Mesa to Decatur (Georgia) | 1,923.25 mi (3,095.17 km) |
| Costa Mesa to Decatur (Illinois) | 1,652.08 mi (2,658.76 km) |
| Costa Mesa to Deer Park (New York) | 2,474.85 mi (3,982.88 km) |
| Costa Mesa to Deer Park (Texas) | 1,365.41 mi (2,197.42 km) |
| Costa Mesa to Deerfield (Illinois) | 1,729.86 mi (2,783.94 km) |
| Costa Mesa to Deerfield Beach (Florida) | 2,304.42 mi (3,708.60 km) |
| Costa Mesa to Defiance (Ohio) | 1,900.16 mi (3,058.02 km) |
| Costa Mesa to DeForest (Wisconsin) | 1,670.70 mi (2,688.73 km) |
| Costa Mesa to DeKalb (Illinois) | 1,681.75 mi (2,706.51 km) |
| Costa Mesa to Del Aire (California) | 31.36 mi (50.47 km) |
| Costa Mesa to Del City (Oklahoma) | 1,169.32 mi (1,881.83 km) |
| Costa Mesa to Del Rio (Texas) | 1,044.80 mi (1,681.44 km) |
| Costa Mesa to DeLand (Florida) | 2,173.58 mi (3,498.04 km) |
| Costa Mesa to Delano (California) | 164.07 mi (264.05 km) |
| Costa Mesa to Delaware (Ohio) | 1,963.19 mi (3,159.45 km) |
