| Abbreviation | Definition |
|---|---|
| YMT | Chibougama Chapais Airport, Chibougamau, Quebec, Canada |
| YMWO | Mahanewo Airport |
| YMX | Mirabel International Airport, Montreal, Quebec, Canada |
| YNA | Natashquan Airport, Natashquan, Quebec, Canada |
| YNAU | Nauru International, Nauru |
| YNB | Yanbu, Saudi Arabia |
| YNC | Wemindji, Quebec, Canada |
| YND | Gatineau Airport, Gatineau/ Hull, Quebec, Canada |
| YNDR | Nundroo Airport, Coorabie, Australia |
| YNE | Norway House Airport, Norway House, Manitoba, Canada |
| YNG | Youngstown- Warren Regional Airport (formerly Youngstown Municipal Airport), Youngstown, Ohio USA |
| YNH | Hudson's Hope, British Columbia, Canada |
| YNI | Nitchequon, Quebec, Canada |
| YNJ | Yanji, Mainland China |
| YNK | Nootka Sound, British Columbia, Canada |
| YNL | Points North Landing Aerodrome, Points North Landing, Saskatchewan, Canada |
| YNO | North Spirit Lake Airport, North Spirit Lake, Ontario, Canada |
| YNS | Nemiscau, Quebec, Canada |
| YNT | Yantai, Mainland China |
| YNUM | Numbulwar, Australia |