Q23 may refer to:
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Q23 (New York City bus)
The Q23 bus route constitutes a public transit line in central Queens, New York City. The Q23 was formerly privately operated by the Triboro Coach Corporation, under a subsidized franchise with the New York City Department of Transportation (NYC ...
*
Al-Mu’minun, the 23rd surah of the Quran
* , a
''Naïade''-class submarine
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ITU-T Recommendation Q.23, a telephony standard
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London Underground Q23 Stock
{{disambiguation