- ZDC stands for Zenrin DataCom (Zenrin; various locations)
- ZDC stands for Washington, DC (Air Route Traffic Control Center)
- ZDC stands for Zero-Degree Calorimeter
- ZDC stands for Zinc Die Casting
- ZDC stands for Zeus Defense Center
- ZDC stands for Zero Defect Council
- ZDC stands for Zohry Demographic Consulting
ZDC