CB

CB may be:

• Cambodia, FIPS Pub 10-4 and obsolete NATO digram
• Cambridge: CB is the British post code for the region in eastern England which is served by the Cambridge postal sorting office. (See list of UK areas). This is sub-divided into numbered districts. (See list of UK districts). These are further sub-divided into individual premises or small groups of premises.
• Citizens' band radio.
• Children's Bureau of the United States Department of Health and Human Services.
• The retired US Navy hull classification symbol for "large" cruisers.
• See Seabee (United States Navy Construction Battalions).
• The British Honour Companion in The Most Honourable Order of the Bath.
• Armed Forces acronym for "confined to barracks".
• A company that specializes in making affordable low quality percussion equipment (drum sets, hardware, cymbals, etc.)
• Cowboy Bebop.
• A chastity device, aka CB3000 or CB2000 produced by the Millers.