| ARIZONA | GCN | GRAND CANYON NATL PARK |
| IOWA | GCT | GUTHRIE CENTER GUTHRIE CO RGNL |
| KANSAS | GCK | GARDEN CITY RGNL |
| OKLAHOMA | GCM | CLAREMORE RGNL |
| OREGON | GCD | JOHN DAY GRANT CO RGNL-OGILVIE FLD |
| TENNESSEE | GCY | GREENEVILLE-GREENE CO MUNI |
| WYOMING | GCC | GILLETTE-CAMPBELL CO |