| ALASKA | MLY | MANLEY HOT SPRINGS |
| FLORIDA | MLB | MELBOURNE INTL |
| GEORGIA | MLJ | MILLEDGEVILLE BALDWIN CO |
| IDAHO | MLD | MALAD CITY |
| ILLINOIS | MLI | MOLINE QUAD CITY INTL |
| LOUISIANA | MLU | MONROE RGNL |
| MAINE | MLT | MILLINOCKET MUNI |
| MONTANA | MLS | MILES CITY FRANK WILEY FLD |
| NEBRASKA | MLE | OMAHA MILLARD |
| OKLAHOMA | MLC | MC ALESTER RGNL |
| UTAH | MLF | MILFORD MUNI-BEN AND JUDY BRISCOE FLD |