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 ZB Holden Commodore an Australian version of the Opel Insignia See also Example (disambiguation), (German: zum Beispiel or z. B.)