| Costa Mesa to Grovetown (Georgia) | 2,045.48 mi (3,291.88 km) |
| Costa Mesa to Guayama (Puerto Rico) | 3,361.67 mi (5,410.08 km) |
| Costa Mesa to Guaynabo (Puerto Rico) | 3,347.70 mi (5,387.60 km) |
| Costa Mesa to Gulf Shores (Alabama) | 1,779.85 mi (2,864.39 km) |
| Costa Mesa to Gulfport (Florida) | 2,120.39 mi (3,412.44 km) |
| Costa Mesa to Gulfport (Mississippi) | 1,698.39 mi (2,733.29 km) |
| Costa Mesa to Gunbarrel (Colorado) | 830.26 mi (1,336.17 km) |
| Costa Mesa to Gurnee (Illinois) | 1,727.95 mi (2,780.87 km) |
| Costa Mesa to Guthrie (Oklahoma) | 1,169.92 mi (1,882.80 km) |
| Costa Mesa to Guttenberg (New Jersey) | 2,439.05 mi (3,925.27 km) |
| Costa Mesa to Guymon (Oklahoma) | 950.14 mi (1,529.10 km) |
| Costa Mesa to Hacienda Heights (California) | 23.07 mi (37.13 km) |
| Costa Mesa to Hackensack (New Jersey) | 2,436.58 mi (3,921.29 km) |
| Costa Mesa to Hackettstown (New Jersey) | 2,395.99 mi (3,855.97 km) |
| Costa Mesa to Hagerstown (Maryland) | 2,246.62 mi (3,615.58 km) |
