- DTMB stands for David Taylor Model Basin (Washington, DC)
- DTMB stands for Digital Terrestrial Multimedia Broadcast (China)
- DTMB stands for Department of Technology, Management and Budget (Michigan)
- DTMB stands for Deutschen Technik Museum Berlin (German: German Museum of Technology Berlin; Berlin, Germany)
- DTMB stands for Downtown at Marina Bay (mass transit; Singapore)
DTMB