K26 or K-26 may refer to:
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K-26 (Kansas highway)
K-26 is a state highway located entirely within Cherokee County, Kansas. It runs from an intersection with U.S. Route 166 (US-166) and US-400 northwest of the Missouri/Kansas/Oklahoma tripoint north to K-66 in Galena. The highway is maintain ...
* , a submarine of the Royal Navy
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Sonata in E-flat, K. 26, by Wolfgang Amadeus Mozart
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