- ZHC Zero Hours Contract
- ZHC Zandalarian Hero Charm (World of Warcraft gaming)
- ZHC Zatec Hop Company (est. 1991; Czech Republic)
- ZHC Zajdela Hepatoma Cell
- ZHC Zajdela Hepatoma Culture (cells)
- ZHC Zero-Length Header Compression
- ZHC Zundertse Hockey Club (Netherlands)
- ZHC Z Company Hacking Crew (computer hackers)
ZHC