| ALASKA | 52Z | MOOSE PASS SUMMIT LAKE SEAPLANE |
| GEORGIA | 52A | MADISON MUNI |
| IDAHO | 52U | ATLANTA WEATHERBY USFS |
| KANSAS | 52K | ONAGA CHARLES E. GRUTZMACHER MUNI |
| MAINE | 52B | GREENVILLE SEAPLANE BASE |
| MICHIGAN | 52I | PINCONNING GROSS |
| MINNESOTA | 52Y | REMER MUNI |
| MONTANA | 52S | ST IGNATIUS |
| SOUTH CAROLINA | 52J | BISHOPVILLE LEE CO-BUTTERS FLD |
| TEXAS | 52F | ROANOKE NORTHWEST RGNL |