| Acronym | Definition |
|---|
| NCA➣National Command Authorities |
| NCA➣National Communication Association |
| NCA➣North Central Association of Colleges and Schools |
| NCA➣National Crime Agency (UK) |
| NCA➣Network Computing and Applications (IEEE International Symposium) |
| NCA➣National Capital Area |
| NCA➣Nippon Cargo Airlines (Japan) |
| NCA➣National Children's Alliance |
| NCA➣National Conservation Area (US Bureau of Land Management) |
| NCA➣Norwegian Church Aid |
| NCA➣Nippon Conditioning Association (Japan) |
| NCA➣News and Current Affairs |
| NCA➣National Credit Act |
| NCA➣National Cemetery Administration |
| NCA➣Noritake Coated Abrasive (Japan) |
| NCA➣National Cosmetology Association |
| NCA➣National Climate Assessment (interagency climate assessment) |
| NCA➣Nemzeti Civil Alapprogram (Hungarian: National Civil Fund Program) |
| NCA➣National Cheerleaders Association |
| NCA➣National Carousel Association |
| NCA➣NAFO (North Atlantic Fisheries Organization) Convention Area |
| NCA➣National Constitutional Assembly (Zimbabwe) |
| NCA➣National Consumer Agency (Ireland) |
| NCA➣Nuclear Command Authority (various locations) |
| NCA➣N-Carboxy Anhydride (cyclic organic compound) |
| NCA➣New Covenant Academy (Springfield, MO) |
| NCA➣National Celiac Association (Needham, MA) |
| NCA➣Network Computing and Applications |
| NCA➣Novell Certification Alliance |
| NCA➣Network Caching Architecture |
| NCA➣Network Cache and Accelerator |
| NCA➣National Confectioners Association |
| NCA➣National Council on Alcoholism (various locations) |
| NCA➣National College of Arts (Pakistan) |
| NCA➣National Coffee Association |
| NCA➣Not Currently Available |
| NCA➣National Club Association (Washington, DC) |
| NCA➣National Candle Association |
| NCA➣Network Computing Architecture |
| NCA➣New Customer Acquisition |
| NCA➣Network Cache and Accelerator (Solaris) |
| NCA➣National Coastal Assessment (US EPA) |
| NCA➣Network Communications Adapter |
| NCA➣National Camp Association |
| NCA➣Northern College of Acupuncture (UK) |
| NCA➣National Cattlemen's Association |
| NCA➣Northwest College of Art (Washington) |
| NCA➣National Competition Agency (various locations) |
| NCA➣Non-Compete Agreement |
| NCA➣National Council on Aging |
| NCA➣National Commission on Accrediting (various organizations) |
| NCA➣National Craft Association |
| NCA➣National Competition Authority (EU) |
| NCA➣National Caving Association (UK) |
| NCA➣Natomas Community Association (Sacramento, CA) |
| NCA➣Norwegian Competition Authority |
| NCA➣National Cleaners Association |
| NCA➣National Committee on Accreditation |
| NCA➣North Caicos, Turks And Caicos Islands (Airport Code) |
| NCA➣National Coal Association |
| NCA➣National Costumers Association (Indianapolis, IN) |
| NCA➣Neighborhood Cleaners Association |
| NCA➣National Caves Association (Kentucky) |
| NCA➣National Courier Association (UK) |
| NCA➣National Certification Authority (various locations) |
| NCA➣Nagano Curling Association (Japan) |
| NCA➣Netherlands Centre for Alternatives to animal use |
| NCA➣Nursing Council on Alcohol (est. 2000) |
| NCA➣National Council for Adoption |
| NCA➣Narrow Coverage Area (US DoD Satellite Communications) |
| NCA➣Noise Control Act of 1972 (US) |
| NCA➣Nevada Cattlemen's Association |
| NCA➣North Coast Aquatics (California) |
| NCA➣National Canners Association |
| NCA➣Neurocirculatory Asthenia |
| NCA➣Network Control Analysis |
| NCA➣National Constructors Association |
| NCA➣Notice of Cash Allocation |
| NCA➣Network Computer Architecture (Apollo) |
| NCA➣Newport Collaborative Architects (Rhode Island) |
| NCA➣National Cathedral Association |
| NCA➣Non Current Asset |
| NCA➣Nicaraguan Cultural Alliance |
| NCA➣Nehemiah Corporation of America (Sacramento, CA) |
| NCA➣Nortel Certified Architect |
| NCA➣National Chamber of Agriculture |
| NCA➣Northern Consultancy Association |
| NCA➣Nashua Christian Academy |
| NCA➣Nippon CSIRT (Computer Security Incident Response Team) Association (Japan) |
| NCA➣Nebraska Counseling Association |
| NCA➣Northern Cluster Alliance |
| NCA➣Nursing Care Assistant (UK) |
| NCA➣Northwest Capital Appreciation, Inc |
| NCA➣Neurologic Chronometric Assessment |
| NCA➣Normal Central Assistance (India) |
| NCA➣National Communications Agency |
| NCA➣National Coordinating Agency |
| NCA➣Non Circumvention Agreement |
| NCA➣Nuclear and Chemical Agency |
| NCA➣National Council of Attractions |
| NCA➣Number of Calls Abandoned (telephony) |
| NCA➣Navy Counselor Association, Inc. |
| NCA➣Not Camp Appropriate |
| NCA➣No Circuit Announcement |
| NCA➣Nebraska Cattlemen's Association |
| NCA➣Nominee-Based Congestion Algorithm |
| NCA➣Navy Center for Cost Analysis |
| NCA➣Northern Communications Area |
| NCA➣Nissei Corporation of America (Greenville, SC) |
| NCA➣Neil Cerbone Associates, Inc (South Orange, NJ) |
| NCA➣New Charter Academy (UK) |
| NCA➣Norwegian Concrete Association |
| NCA➣Network Control Agent |
| NCA➣Node-Cooperation Algorithm |
| NCA➣Marine Corps Air Station New River, Jacksonville, NC (airport identifier) |
| NCA➣National Contest Association |
| NCA➣Nikon Color Adjustment |
| NCA➣Nurse Consultant Associates |
| NCA➣Nepal Cultural Association |
| NCA➣National Certification in Agriculture (UK) |