| 城市名称 | 机场三字代码 | 机场四字代码 | 机场名称 | 英文名称 |
| HARGEISA | HGA | HARGEISA | ||
| HUGHENDEN | HGD | HUGHENDEN | ||
| HELGOLAND | HGL | HELGOLAND | ||
| 夜丰颂 | HGN | MAEHONGSON | ||
| 科霍戈 | HGO | KORHOGO | ||
| HAGERSTOWN | HGR | HAGERSTOWN | ||
| FREETOWNHAST | HGS | FREETOWNHASTINGS | ||
| MT.HAGENKAGA | HGU | MT.HAGENKAGAMUGA | ||
| HOGATZA | HGZ | HOGATZA | ||
| HACHINOHE | HHE | HACHINOHE | ||
| HILTONHEAD | HHH | HILTONHEAD | ||
| HAHN | HHN | HAHN | ||
| HONGKONGHKHE | HHP | HONGKONGHKHELIPORT | ||
| 华欣 | HHQ | HUAHIN | ||
| HAWTHORNE | HHR | HAWTHORNE | ||
| HIKUERU | HHZ | HIKUERU | ||
| HIBBING | HIB | HIBBING | ||
| PRETORIAISCO | HIC | PRETORIAISCORHELIPOR | ||
| HORNISLAND | HID | HORNISLAND | ||
| WHITEFIELD | HIE | WHITEFIELD | ||
| OGDENHILLAFB | HIF | OGDENHILLAFB | ||
| HIGHBURY | HIG | HIGHBURY | ||
| HOOKISLAND | HIH | HOOKISLAND | ||
| LAKEHAVASUCI | HII | LAKEHAVASUCITYMUNICI | ||
| HONOLULUHICK | HIK | HONOLULUHICKAMAFB | ||
| SHILLAVO | HIL | SHILLAVO | ||
| CHINJU | HIN | CHINJU | ||
| HILLSBOROPOR | HIO | HILLSBOROPORTLAND | ||
| HEADINGLY | HIP | HEADINGLY | ||
| 霍尼亚拉 | HIR | HONIARA | ||
| HAYMANISLAND | HIS | HAYMANISLAND | ||
| HIVAOA | HIX | HIVAOA | ||
| KHAJURAHO | HJR | KHAJURAHO | ||
| KHUJIRT | HJT | KHUJIRT | ||
| BLYTHEVILLE | HKA | BLYTHEVILLE | ||
| HEALYLAKE | HKB | HEALYLAKE | ||
| HOKITIKA | HKK | HOKITIKA | ||
| HOSKINS | HKN | HOSKINS | ||
| JACKSONHAWKI | HKS | JACKSONHAWKINSFIELD | ||
| 哈斯科沃 | HKV | HASKOVO | ||
| HICKORY | HKY | HICKORY | ||
| LANSERIA | HLA | LANSERIA | ||
| BATESVILLEHI | HLB | BATESVILLEHILLENBRND | ||
| HILLCITY | HLC | HILLCITY | ||
| HULTSFRED | HLF | HULTSFRED | ||
| HOLLISTER | HLI | HOLLISTER | ||
| SHAULIAJ | HLJ | SHAULIAJ | ||
| HILLSIDE | HLL | HILLSIDE | ||
| HOLLANDPARKT | HLM | HOLLANDPARKTWNSP | ||
| KILLEENFORTH | HLR | KILLEENFORTHOODAAF | ||
| ST.HELENS | HLS | ST.HELENS | ||
| 哈密尔顿 | HLT | HAMILTON | ||
| HOUAILOU | HLU | HOUAILOU | ||
| HELENVALE | HLV | HELENVALE | ||
| HLUHLUWE | HLW | HLUHLUWE | ||
| HOLYHEAD | HLY | HOLYHEAD | ||
| 哈密尔顿 | HLZ | HAMILTON | ||
| 马尔默 | HMA | MALMO | ||
| HASSIMESSAOU | HME | HASSIMESSAOUDOUEDIRA | ||
| HERMANNSBURG | HMG | HERMANNSBURG |
机场三字代码简称“三字代码”，由国际航空运输协会（IATA ,International Air Transport Association）制定。国际航空运输协会（IATA）对世界上的国家、城市、机场、加入国际航空运输协会的航空公司制定了统一的编码。在空运中以三个英文字母简写航空机场名，称“机场三字代码”或“三字代码”。
世界上每一个民航机场都有自己唯一的三字码，部分空军机场也有三字码。机场三字代码查询支持国际机场三字代码查询，国内机场3字代码查询，全球机场三字代码查询，国内机场三字代码，始发机场三字代码，机场三字代码表，国际机场三字代码表查询。