| Y01 | Waukon Muni Airport | Waukon IA |
| Y03 | Springfield Muni Airport | Springfield SD |
| Y04 | Sugar Loaf Resort Airport | Traverse City MI |
| Y14 | Marv Skie-lincoln County Airport | Tea SD |
| Y16 | Dale Delight Airport | Postville IA |
| Y19 | Mandan Muni Airport | Mandan ND |
| Y23 | Chetek Muni-southworth Airport | Chetek WI |
| Y27 | Standing Rock Airport | Fort Yates ND |
| Y30 | Pbeaaye Airport | Topinabee MI |
| Y31 | West Branch Community Airport | West Branch MI |
| Y34 | Lake Preston Muni Airport | Lake Preston SD |
| Y37 | Park River - W C Skjerven Field Airport | Park River ND |
| Y43 | Anita Muni-kevin Burke Memorial Field Airport | Anita IA |
| Y46 | Bedford Muni Airport | Bedford IA |
| Y47 | Oakland Southwest Airport | New Hudson MI |
| Y48 | Belmond Muni Airport | Belmond IA |
| Y49 | Walker Muni Airport | Walker MN |
| Y50 | Wautoma Muni Airport | Wautoma WI |
| Y51 | Viroqua Muni Airport | Viroqua WI |
| Y55 | Crandon/steve Conway Muni Airport | Crandon WI |
| Y58 | Sleepy Eye Muni Airport | Sleepy Eye MN |
| Y63 | Elbow Lake Muni - Pride Of The Prairie Airport | Elbow Lake MN |
| Y65 | Calvin Campbell Muni Airport | Indian River MI |
| Y70 | Ionia County Airport | Ionia MI |
| Y71 | Elgin Muni Airport | Elgin ND |
| Y72 | Bloyer Field Airport | Tomah WI |
| Y73 | Stambaugh Airport | Iron River MI |
| Y74 | Parshall-hankins Airport | Parshall ND |
| Y76 | Morningstar Field Airport | Des Moines IA |
| Y77 | Bayfield County Airport | Iron River WI |
| Y83 | Sandusky City Airport | Sandusky MI |
| Y87 | Empire Airport | Empire MI |
| Y88 | Green Lake Airport | Interlochen MI |
| Y89 | Kalkaska City Airport | Kalkaska MI |
| Y91 | Home Acres Sky Ranch Airport | Lake City MI |
| Y92 | Owasco Airport | Moravia NY |
| Y93 | Atlanta Muni Airport | Atlanta MI |
| Y94 | East Jordan City Airport | East Jordan MI |
| Y95 | Hillman Airport | Hillman MI |
| Y96 | Leo E. Goetz County Airport | Onaway MI |
| Y98 | Grand Marais Airport | Grand Marais MI |
| Y99 | Trulson Field Airport | Plaza ND |
| YAK | Yakutat Airport | Yakutat AK |
| YIP | Willow Run Airport | Detroit MI |
| YKM | Yakima Air Terminal/mcallister Field Airport | Yakima WA |
| YKN | Chan Gurney Muni Airport | Yankton SD |
| YNG | Youngstown-warren Rgnl Airport | Youngstown/warren OH |
