Aviation
* Rans S-17 Stinger, an American ultralight aircraft * Saab 17, a Swedish reconnaissance aircraft * Short S.17 Kent, a British flying boat airliner * SIAI S.17, an Italian racing flying boat * Sikorsky S-17, a Russian biplane * Twin Lakes Airport (South Carolina), in Aiken County, South Carolina, United StatesRail and transit
* Funabori Station, in Edogawa, Tokyo, Japan * Gorō Station, in Ōzu, Ehime Prefecture, Japan * Nippombashi Station, in Chūō-ku, Osaka, Japan * Nonami Station, in Tempaku-ku, Nagoya, Aichi Prefecture, Japan * Ranshima Station, in Otaru, Hokkaido, Japan * S17 (St. Gallen S-Bahn), of the St. Gallen S-Bahn in Switzerland * S17 (ZVV), a designation of the Wohlen–Dietikon railway line, of the Zürich S-Bahn in SwitzerlandRoads
* S17 Baicheng Ring Expressway, China * Expressway S17 (Poland) * County Route S17 (California), United StatesVessels
* * , a submarine of the Royal Navy * , a torpedo boat of the Imperial German Navy * , a submarine of the United States NavyOther uses
* 40S ribosomal protein S17 * British NVC community S17, a swamps and tall-herb fens community in the British National Vegetation Classification system * S17: Keep away from combustible material, a safety phrase * S17, a postcode district in Sheffield, England {{Letter-NumberCombDisambig