HZ
HZ stands for:
- Habitable zone
- Heidenheim newspaper
- Hersfeld Newspaper
- Historical magazine
- HZ (character encoding) , Chinese character encoding
- Herzberg district
- Pomair (ICAO code), former Belgian airline
- SAT Airlines (IATA airline code), Russian airline
- Nationality mark for aircraft from Saudi Arabia
- Code name for the record series HZ series from Horo Records
HZ as a distinguishing mark on license plates :
- Germany:
- Herzberg district (1991–1996)
- District of Harz (since 2007)
- Greece: Heraklion (motorbikes only)
- Northern Ireland: County Tyrone
- Norway: Otta in the province of Oppland
HŽ stands for:
- Hrvatske Željeznice , Croatian railway company
Hz stands for:
- Hertz (unit) , unit of measure for frequency
hz stands for:
- Otjiherero , language code according to ISO 639-1