- DSTT stands for Downtown Seattle Transit Tunnel
- DSTT stands for Direction des Services Techniques et des Transports (French: Directorate of Technical and Transport Services)
- DSTT stands for Downtown Strategic Transition Team (Orlando, FL)
- DSTT stands for Data Stream Touch Transient
- DSTT stands for Digital Set Top Terminal (viewing screen)
- DSTT stands for Dilute Simplastin Time Test
- DSTT stands for Diaminoethyl-Succinyl-Thioethylamine-2-Thiopyridyl (biochemistry)
DSTT