| Costa Mesa to Merrick (New York) | 2,463.16 mi (3,964.08 km) |
| Costa Mesa to Merrifield (Virginia) | 2,274.99 mi (3,661.24 km) |
| Costa Mesa to Merrillville (Indiana) | 1,749.51 mi (2,815.57 km) |
| Costa Mesa to Merritt Island (Florida) | 2,224.57 mi (3,580.09 km) |
| Costa Mesa to Mesa (Arizona) | 357.25 mi (574.93 km) |
| Costa Mesa to Mesquite (Nevada) | 304.05 mi (489.33 km) |
| Costa Mesa to Mesquite (Texas) | 1,232.24 mi (1,983.09 km) |
| Costa Mesa to Metairie (Louisiana) | 1,642.69 mi (2,643.66 km) |
| Costa Mesa to Methuen Town (Massachusetts) | 2,578.65 mi (4,149.94 km) |
| Costa Mesa to Metuchen (New Jersey) | 2,421.17 mi (3,896.50 km) |
| Costa Mesa to Mexico (Missouri) | 1,491.25 mi (2,399.94 km) |
| Costa Mesa to Miami (Florida) | 2,313.35 mi (3,722.98 km) |
| Costa Mesa to Miami (Oklahoma) | 1,315.30 mi (2,116.77 km) |
| Costa Mesa to Miami Beach (Florida) | 2,316.52 mi (3,728.07 km) |
| Costa Mesa to Miami Gardens (Florida) | 2,307.26 mi (3,713.18 km) |
