JZ
JZ is an abbreviation for:
- Youth center, see children and youth recreational facility
- Outdated for the Iodine Value (IV ) in the chemical
- Jump On Zero, a conditional branch instruction to the x86 architecture, see x86 processor
- Jehovah's Witnesses, a millenarian oriented Christian religious community
JZ as distinguishing signs on license plate:
JŽ stands for:
- Jugoslovenske Železnice, former state railways of Yugoslavia
- Disambiguation
- Abbreviation