| ALABAMA | GAD | GADSDEN NORTHEAST ALABAMA RGNL |
| ALASKA | GAM | GAMBELL |
| ALASKA | GAL | GALENA EDWARD G. PITKA SR |
| GEORGIA | GA2 | WILLIAMSON PEACH STATE |
| LOUISIANA | GAO | GALLIANO SOUTH LAFOURCHE LEONARD MILLER JR. |
| MARYLAND | GAI | GAITHERSBURG MONTGOMERY CO AIRPARK |
| NEVADA | GAB | GABBS |
| NORTH DAKOTA | GAF | GRAFTON HUTSON FLD |
| OHIO | GAS | GALLIPOLIS GALLIA-MEIGS RGNL |
| OKLAHOMA | GAG | GAGE |