O23
(Redirected from O23 (disambiguation))
O23 or O-23 may refer to:
- HNLMS O 23, a submarine of the Royal Netherlands Navy
- Osim International, a Singaporean company
- Oxygen-23, an isotope of oxygen
- Ranchaero Airport, in Butte County, California, United States; assigned FAA LID O23 until 2009
- Thomas-Morse O-23, an observation aircraft of the United States Army Air Corps
This disambiguation page lists articles associated with the same title formed as a letter–number combination.
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