English abbreviations from ymtp to yo
- YMTP (Youth Media Training Program)
- YMV (Young Musicians of Virginia)
- YMW (Maniwaki Airport)
- YMX (Montréal-Mirabel International Airport)
- YN (Yeoman)
- YNA (Natashquan Airport)
- YNB (Yanbu Airport (Yenbo Airport))
- YNBCO (Y- ME National Breast Cancer Organization)
- YNC (Wemindji Airport)
- YND (Gatineau-Ottawa Executive Airport)
- YNDOF (Yakama Nation Department of Fisheries)
- YNE (Norway House Airport)
- YNG (Youngstown-Warren Regional Airport)
- YNH (Hudson's Hope Airport)
- YNHTI (Yale- New Haven Teachers Institute)
- YNI (Nitchequon Airport)
- YNJ (Yanji Chaoyangchuan Airport)
- YNK (Nootka Sound Airport)
- YNL (Points North Landing Airport)
- YNM (Matagami Airport)
- YNN (Yavsoft News Network)
- YNNI (You'll Never Need It)
- YNO (North Spirit Lake Airport (TC: CKQ3))
- YNQ (Yes-or- No Question)
- YNR (Arnes Airport (TC: CJQ5))
- YNS (Nemiscau Airport)
- YNT (Yantai Laishan International Airport)
- YNU (Yokohama National University)
- YNWA (You'll Never Walk Alone)
- YNZ (Yancheng Nanyang Airport)
- yo (Yoruba language (ISO 639-1 code))
