| Garden Grove to Mauldin (South Carolina) | 2,026.13 mi (3,260.74 km) |
| Garden Grove to Maumee (Ohio) | 1,937.13 mi (3,117.51 km) |
| Garden Grove to Maumelle (Arkansas) | 1,456.59 mi (2,344.16 km) |
| Garden Grove to Mayagüez (Puerto Rico) | 3,298.53 mi (5,308.47 km) |
| Garden Grove to Mayfield Heights (Ohio) | 2,050.90 mi (3,300.61 km) |
| Garden Grove to Mays Chapel (Maryland) | 2,303.83 mi (3,707.66 km) |
| Garden Grove to Maywood (California) | 19.51 mi (31.40 km) |
| Garden Grove to Maywood (Illinois) | 1,725.70 mi (2,777.24 km) |
| Garden Grove to McAlester (Oklahoma) | 1,265.47 mi (2,036.58 km) |
| Garden Grove to McAllen (Texas) | 1,286.95 mi (2,071.14 km) |
| Garden Grove to McCalla (Alabama) | 1,774.78 mi (2,856.24 km) |
| Garden Grove to McComb (Mississippi) | 1,606.40 mi (2,585.25 km) |
| Garden Grove to McDonough (Georgia) | 1,936.80 mi (3,116.97 km) |
| Garden Grove to McFarland (California) | 150.05 mi (241.48 km) |
| Garden Grove to McHenry (Illinois) | 1,708.35 mi (2,749.32 km) |
