S26

S26 may refer to:

Aviation

 * Blériot-SPAD S.26, a French racing seaplane
 * Philippine Air Lines Flight S26, which crashed in 1969
 * Short S.26, a British flying boat transport
 * Sikorsky S-26, a Russian biplane bomber

Rail and transit

 * S26 (Berlin), a line of the Berlin S-Bahn
 * Konbu Station, in Rankoshi, Isoya District, Hokkaido, Japan
 * Rheineck–Walzenhausen mountain railway, a line of the St. Galen S-Bahn in Switzerland
 * Tösstal railway line, a line of the Zürich S-Bahn in Switzerland

Roads

 * Shanghai–Changzhou Expressway, China
 * County Route S26 (California), United States
 * U.S. Route 1 in New Jersey, partially numbered S26 until 1953

Submarines

 * HMS Renown (S26), of the Royal Navy
 * INS Vagsheer (S26), of the Indian Navy
 * USS S-26 (SS-131), of the United States Navy

Other uses

 * 40S ribosomal protein S26
 * British NVC community S26, a swamps and tall-herb fens community in the British National Vegetation Classification system
 * Djabwurrung language
 * S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice, a safety phrase
 * S26, a postcode district in Sheffield, England