| Acronym | Definition |
|---|
| CAN | Canada |
| CAN | Campus Area Network |
| CAN | Community Area Network |
| CAN | Canon |
| CAN | Cancer Action Network (American Cancer Society) |
| CAN | Cancel |
| CAN | Change Addiction Now |
| CAN | Canberra (Australia) |
| CAN | Cantonese (language) |
| CAN | Canto |
| CAN | Church of All Nations (various locations) |
| CAN | Andean Community |
| CAN | Contemporary Art Network (New York) |
| CAN | Controller Area Network |
| CAN | Contract Award Notice |
| CAN | Christian Association of Nigeria (umbrella organization) |
| CAN | Comunidad Andina de Naciones (Spanish: Andean Community of Nations) |
| CAN | Climate Action Network |
| CAN | Community Action Network |
| CAN | Coupe d'Afrique des Nations |
| CAN | Cardiac Autonomic Neuropathy |
| CAN | Control Area Network |
| CAN | Ceric Ammonium Nitrate |
| CAN | Climate Action Now |
| CAN | Chronic Allograft Nephropathy |
| CAN | Calcium Ammonium Nitrate |
| CAN | Canadian Arthritis Network |
| CAN | Collections Australia Network (Haymarket, NSW, Australia) |
| CAN | Cure Autism Now (Los Angeles, CA, USA) |
| CAN | Cargo Arrival Notice (various companies) |
| CAN | Court Attendance Notice (Australia) |
| CAN | Centro Administrativo Nacional (Spanish: National Administrative Center; Colombia) |
| CAN | Classified Ad Network (various organizations) |
| CAN | Content Addressable Network (computing) |
| CAN | Contract Award Notification |
| CAN | Cult Awareness Network (Los Angeles, CA, USA) |
| CAN | Clean Air Network (Hong Kong) |
| CAN | Customer Access Network |
| CAN | Computer Architecture News |
| CAN | Common Area Network |
| CAN | Center for Naval Analysis |
| CAN | California Articulation Number |
| CAN | Cord Around Neck (at childbirth) |
| CAN | Copyright Advisory Network |
| CAN | Cooperative Agreement Notice |
| CAN | Chicago Access Network |
| CAN | Connecticut Association of Nonprofits |
| CAN | Clean Air Now |
| CAN | Capital Alumni Network (various locations) |
| CAN | Common Account Number |
| CAN | Corporate Angel Network |
| CAN | Computer Aided Network |
| CAN | Client Account Number |
| CAN | Community Alert Network (telephone emergency communications service) |
| CAN | Citizens' Awareness Network |
| CAN | Campus Anti-War Network |
| CAN | Choice Action Network |
| CAN | Change America Now (non-profit political group) |
| CAN | Coordinated Assistance Network |
| CAN | Canadian Association for Neuroscience |
| CAN | Computer Association of Nepal |
| CAN | Customer Access Node |
| CAN | California Association of Nurserymen |
| CAN | Changing Attitude Nigeria |
| CAN | Centre d'Art Neuchâtel (French: Neuchâtel Art Center; Neuchâtel, Switzerland) |
| CAN | Communauté d'Agglomération de Niort (French: Agglomeration Community of Niort; Niort, France) |
| CAN | Crédit Agricole du Nord (French: North Agricultural Bank) |
| CAN | Conditions, Actions, Needs (fire engineering report) |
| CAN | Chamber Action Network (Chamber of Commerce) |
| CAN | Computer Algebra Nederland |
| CAN | California Association of Non-Profits |
| CAN | Consistent Asymptotically Normal |
| CAN | Career Advice Network |
| CAN | Consortium for Applied Neuroscience |
| CAN | Cricket Association of Nepal |
| CAN | Caregiver Assistance Network |
| CAN | Claim Account Number (Social Security) |
| CAN | California Articulation Numbering |
| CAN | Crédit Agricole de Normandie (French: Normandy Agricultural Bank; Normandy, France) |
| CAN | Cellulose Acetate Nitrate |
| CAN | Common Accounting Number |
| CAN | Carbon Action Network (UK) |
| CAN | Cost Account Number |
| CAN | Children and Youth Action Network |
| CAN | Communauté d'Agglomération de la Narbonnaise (French: Agglomeration Community of Narbonne; Narbonne, France) |
| CAN | Correlation Analyst |
| CAN | Cain Gene |
| CAN | Cluster Area Network |
| CAN | Guangzhou, China - Baiyun (Airport Code) |
| CAN | Completely Arbitrary Name |
| CAN | College Access Now (Seattle, WA) |
| CAN | Canadian Artists Network |
| CAN | Cooperative Agreement Network |
| CAN | Cercle de l'Aviron de Nantes (French rowing club; Nantes, France) |
| CAN | Capital Area Neighborhood (Harrisburg, PA) |
| CAN | Certification Analysis Network (NASA) |
| CAN | Customs Alert Network (trade) |
| CAN | Cosmopolitan Area Network |
| CAN | Crisis Action Network (JOC) |
| CAN | Cut Amplified Noise (UK) |
| CAN | Code Application Notice |
| CAN | COMPUSEC Advisory Notice |
| CAN | Commission Against Narcotics |
| CAN | Cubicle Area Network |
| CAN | Configuration Accounting Number |