| ALASKA | SD1 | SOLDOTNA HOSPITAL H HELIPORT |
| ALASKA | SDP | SAND POINT |
| ARIZONA | SDL | SCOTTSDALE |
| CALIFORNIA | SDM | SAN DIEGO BROWN FLD MUNI |
| IOWA | SDA | SHENANDOAH MUNI |
| KENTUCKY | SDF | LOUISVILLE INTL-STANDIFORD FLD |
| MONTANA | SDY | SIDNEY-RICHLAND MUNI |
| NEW YORK | SDC | WILLIAMSON-SODUS |