| Costa Mesa to Haines City (Florida) | 2,174.86 mi (3,500.09 km) |
| Costa Mesa to Halawa (Hawaii) | 2,575.62 mi (4,145.06 km) |
| Costa Mesa to Half Moon Bay (California) | 365.51 mi (588.23 km) |
| Costa Mesa to Halfway (Maryland) | 2,244.10 mi (3,611.53 km) |
| Costa Mesa to Hallandale Beach (Florida) | 2,311.91 mi (3,720.66 km) |
| Costa Mesa to Haltom City (Texas) | 1,192.35 mi (1,918.90 km) |
| Costa Mesa to Ham Lake (Minnesota) | 1,532.80 mi (2,466.80 km) |
| Costa Mesa to Hamilton (Ohio) | 1,882.03 mi (3,028.84 km) |
| Costa Mesa to Hamilton Square (New Jersey) | 2,407.11 mi (3,873.87 km) |
| Costa Mesa to Hammond (Indiana) | 1,742.16 mi (2,803.73 km) |
| Costa Mesa to Hammond (Louisiana) | 1,617.28 mi (2,602.76 km) |
| Costa Mesa to Hammonton (New Jersey) | 2,403.46 mi (3,868.00 km) |
| Costa Mesa to Hampton (Virginia) | 2,334.39 mi (3,756.85 km) |
| Costa Mesa to Hampton Bays (New York) | 2,516.13 mi (4,049.33 km) |
| Costa Mesa to Hamtramck (Michigan) | 1,974.81 mi (3,178.14 km) |
