CBC is an abbreviation for:

• Calvary Baptist Church
• Canadian-born Chinese
• Canadian Broadcasting Corporation
• Carbon County Railway – AAR reporting mark CBC
• Chubu-Nippon Broadcasting Co.,Ltd. , a broadcaster in Nagoya, Japan.
• Cipher Block Chaining mode in data encryption using block ciphers
• Code of Backchannel Conduct
• Complete Blood Count
• Congressional Black Caucus, in the Congress of the United States
• county borough council