| - | - | Hardin Co | Kenton | |
| - | - | Harding Co | Buffalo | |
| - | KHDI | Hardwick | Cleveland | |
| HEZ | KHEZ | Hardy-Anders Airport | Natchez | |
| - | KHAD | Harford | Casper | |
| - | - | Harford Co | Churchville | |
| - | - | Hargrove | Stuttgart | |
| - | - | Harlan | Lagrange | |
| - | KHNR | Harlan Municipal | Harlan | |
| - | - | Harlem | Harlem | |
| - | - | Harper Municipal | Harper | |
| CDH | KCDH | Harrell Field | Camden | |
| SLT | - | Harriet Alexander Field | Salida | |
| - | KAQW | Harriman And West | North Adams | |
| - | - | Harris Ranch | Coalinga | |
| - | - | Harrison | Knox City | |
| - | - | Harrison Co | Cadiz | |
| ASL | KASL | Harrison County Airport | Marshall | |
| - | - | Harrison Skyranch | Harrison | |
| - | - | Harrisville | Harrisville | |
| - | - | Harrold | Butler | |
| - | - | Harrold Municipal | Harrold | |
| PHD | KPHD | Harry Clever Field | New Philadelphia | |
| - | - | Harry S. Truman Regional Airport | Bates City | |
| - | - | Harsens I | Harsens I | |
| - | - | Hart | Many | |
| - | - | Hartenbower Hectares | Lostant | |
| - | KHXF | Hartford Municipal | Hartford | |
| - | - | Hartington Municipal | Hartington | |
| HVS | KHVS | Hartsville Municipal Airport | Hartsville | |
| - | - | Hartwood | Sommerville | |
| - | - | Harvard State | Harvard | |
| - | - | Harvey | Snohomish | |
| - | - | Harvey Municipal | Harvey | |
| - | - | Harvey Young Airport | Tulsa | |
| - | - | Haskell | Haskell | |
| - | - | Haskell Municipal | Haskell | |
| - | - | Hassell | Clifton | |
| - | - | Hastings | Hastings | |
| - | - | Hat Field | Nunica | |
| HAX | KHAX | Hatbox Field | Muskogee | |
| - | - | Hatch Municipal | Hatch | |
| - | - | Havana Regional | Havana | |
| - | - | Hawarden Municipal | Hawarden | |
| HWI | - | Hawk Inlet Sea Plane Base | Hawk Inlet | |
| - | - | Hawkins | Delta | |
| - | KRVN | Hawkins Co | Rogersville | |
| - | - | Hawkinsville-Pulaski Co | Hawkinsville | |
| - | - | Hawley Municipal | Hawley | |
| - | - | Hawthorne | Kountze/Silsbee | |