| ALASKA | BLI | BELLINGHAM INTL |
| ALASKA | BLG | BELUGA |
| CALIFORNIA | BLH | BLYTHE |
| CALIFORNIA | BLU | EMIGRANT GAP BLUE CANYON-NYACK |
| ILLINOIS | BLV | BELLEVILLE SCOTT AFB-MIDAMERICA |
| NEW JERSEY | BLM | BELMAR-FARMINGDALE MONMOUTH EXECUTIVE |
| WASHINGTON | BLI_1 | BELLINGHAM INTL |
| WEST VIRGINIA | BLF | BLUEFIELD MERCER CO |