Business and Technology:
* Direct-to-Consumer: This is a common meaning, referring to businesses that sell directly to consumers without going through intermediaries like retailers.
* Diagnostic Trouble Code: In automotive, DTC refers to a code stored in a vehicle's computer that identifies a specific problem with the car.
Other:
* Data Transmission Control: This refers to the process of managing data flow in a network.
* Department of Transportation and Communications: This is a government agency in some countries.
* District of Columbia: This is a US federal district, and the abbreviation is also used for its postal code.
To determine the most appropriate full form of DTC, please provide more context or the specific situation where you encountered this abbreviation.