ZB or Zb may refer to:
Businesses and organisations
Monarch Airlines (IATA code ZB)
Zbrojovka Brno, a former Czechoslovakian state producer of small weapons and munitions
Zentralbahn, a Swiss railway
Zentralblatt MATH, now zbMATH, international mathematics article reviewing service
Computing
Zettabit (Zb), a unit of information used, for example, to quantify computer memory or storage capacity
Zettabyte (ZB), a unit of information used, for example, to quantify computer memory or storage capacity
Other uses
MG Magnette ZB, the second iteration of the MG saloon of the 1950s
Newstalk ZB, a national talkback station in New Zealand, whose callsign is ZB
ZB conference, on the Z notation and B-Method, co-organized by the Z User Group and APCB
See also
Example (disambiguation), (German: zum Beispiel or z. B.)