S25
- 40S ribosomal protein S25
- Aargau S-Bahn
- Blériot-SPAD S.25
- County Route S25 (Bergen County, New Jersey)
- County Route S25 (California)
- Letov Š-25
- New Jersey Route 413
- Niseko Station
- Rorschach–Heiden railway
- S postcode area
- S-25 (rocket)
- S-25 Berkut
- S25 (Berlin)
- S25 (Long Island bus)
- S25 (ZVV)
- Samsung Galaxy S25
- Short S.25 Sandringham
- Short S.25 Sunderland
- Siemens Mobile
- Sikorsky S-25
- Spalinger S.25