| ALASKA | GSZ | GRANITE MOUNTAIN AS |
| ALASKA | GST | GUSTAVUS |
| INDIANA | GSH | GOSHEN MUNI |
| MIDWAY ATOLL | GSN | SAIPAN ISLAND FRANCISCO C ADA-SAIPAN INTL |
| NORTH CAROLINA | GSO | GREENSBORO PIEDMONT TRIAD INTL |
| NORTH CAROLINA | GSB | SEYMOUR JOHNSON AFB |
| SOUTH CAROLINA | GSP | GREER GREENVILLE-SPARTANBURG INTL-ROGER MILLIKEN |