- DLTC stands for Dun Laoghaire Tuition Centre (language school; Dublin, Ireland)
- DLTC stands for Driving Licence Testing Centre (Zambia)
- DLTC stands for Dublin Lawn Tennis Council (Ireland)
- DLTC stands for Doncaster Lawn Tennis Club (UK)
- DLTC stands for Dutch London Taxi Club (vintage taxis)
- DLTC stands for Division of Labor and Transaction Costs (publication)
- DLTC stands for Digital Library Technical Committee (IEEE)
DLTC