- YCCS stands for Yacht Club Costa Smeralda (Italy)
- YCCS stands for Youth Connection Charter School (est. 1997; Chicago, IL)
- YCCS stands for Youth Custody and Community Services (Canada)
- YCCS stands for Yeast Copper Chaperone for Superoxide Dismutase (biochemistry)
- YCCS stands for Yamaha Chip-Controlled Shift (also seen as YCC-S)
- YCCS stands for Youth Community Choices for Success (Canada)
YCCS