DT may refer to:
DTS, Inc. (originally Digital Theater Systems) is an American company that makes multichannel audio technologies for film and video.
DTN, previously known as Telvent DTN, Data Transmission Network and Dataline, is a private company based in Burnsville, Minnesota that specializes in subscription-based services for the analysis and delivery of real-time weather, agricultural, energy, and commodity market information.
DTE Energy Music Theatre (originally Pine Knob Music Theatre) is a 15,274-seat (7,202 seats in the pavilion; 8,072 on the lawn) amphitheater located in Independence Township, Michigan, approximately 40 miles (65 km) northwest of Detroit (it has a Clarkston, Michigan mailing address).
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
DTrace is a comprehensive dynamic tracing framework created by Sun Microsystems for troubleshooting kernel and application problems on production systems in real time.
DTS-HD Master Audio (DTS-HD MA) is a combined lossless/lossy audio codec created by DTS (formerly Digital Theater Systems), commonly used for surround-sound movie soundtracks on Blu-ray Disc.
DTU Campus Village is an international student housing complex found on campus at the Technical University of Denmark (DTU).
DTV America Corporation is an owner of low-power television stations in the United States.
Total Access Communication Public Company Limited, commonly known as DTAC, is the third-largest GSM mobile phone provider in Thailand after AIS and True.