| ALASKA | PWT | BREMERTON NATIONAL |
| ALASKA | PWR | PORT WALTER SEAPLANE |
| ILLINOIS | PWK | CHICAGO-PROSPECT HEIGHTS-WHEELING CHICAGO EXECUTIVE |
| MAINE | PWM | PORTLAND INTL JETPORT |
| MINNESOTA | PWC | PINE RIVER RGNL |
| MONTANA | PWD | PLENTYWOOD SHER-WOOD |
| OKLAHOMA | PWA | OKLAHOMA CITY WILEY POST |
| TEXAS | PWG | WACO Mc GREGOR EXECUTIVE |
| WASHINGTON | PWT_1 | BREMERTON NATIONAL |