- ZSB stands for Zicklin School of Business (Baruch College; City University of New York; New York, NY)
- ZSB stands for Zhenjiang Siemens Busbar (China)
- ZSB stands for Zoological Society of Bangladesh
- ZSB stands for Zelda Social Board (GameFAQs.com forum)
- ZSB stands for Zinc Storage Battery
ZSB