CAN

• Andean Community of Nations, a South American trade bloc with Bolivia, Colombia, Ecuador and Peru
• Campus Antiwar Network, an American network of students opposing the occupation of Iraq
• Caja Navarra, a former savings banks in Navarre, Spain
• Chechnya Advocacy Network, an American non-government organization for Chechnya advocacy
• Christian Association of Nigeria, an umbrella organization containing numerous Christian denominations in Nigeria
• Climate Action Network, an international non-governmental network to limit human-induced climate change
• Corporate Angel Network, an American non-profit organization that arranges free air travel for cancer patients
• Cricket Association of Nepal, governing body of Nepali cricket
• Cult Awareness Network, an American anti-cult organization
• Cure Autism Now, a former American organization for autism advocacy
• Cycling Action Network, a New Zealand cycling advocacy group

• CAN (gene), a human gene
• Calcium ammonium nitrate, a fertilizer
• Ceric ammonium nitrate, an inorganic compound
• Chronic allograft nephropathy, the leading cause of kidney transplant failure

• Campus area network or corporate area network, a computer network in a limited geographical area
• Cancel character, a precision control character in the C0 control code set
• CAN bus, controller area network bus, a type of microcontroller bus designed for vehicles
• Computer-assisted notetaking, or electronic notetaking
• Content-addressable network, a distributed hash table for P2P
• Copper access node, a network device to provide xDSL signals on telephone lines, a.k.a. DSLAM

• Canada (ISO country code, IOC code), a country in North America
• Coupe d'Afrique des Nations (CAN) or Africa Cup of Nations, an association football competition in Africa
• Guangzhou Baiyun International Airport (IATA airport code), the main airport in Guangzhou, Guangdong, China
• Can (band), a German experimental rock band

• Can (disambiguation)
• CANS (disambiguation)
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