- YYC stands for Calgary, Alberta, Canada – Calgary International Airport (Airport Code)
- YYC stands for Yoyo Compiler (software compiler)
- YYC stands for Youngstown Yacht Club (Youngstown, NY)
- YYC stands for Yokohama Yacht Club (Yokohama, Japan)
- YYC stands for Yancheng Yongli Chemical (China)
YYC