| Acronym | Definition |
|---|
| DCN➣Data Center Networking |
| DCN➣DLA (Defense Logistics Agency) Corporate Network |
| DCN➣Disconnect |
| DCN➣Direction des Constructions Navales (France) |
| DCN➣Data Communication Network |
| DCN➣Deep Cerebellar Nuclei (brain) |
| DCN➣Data Connection Network |
| DCN➣Demand Chain Networks |
| DCN➣Data Communications Networks |
| DCN➣Document Control Number |
| DCN➣Dynamic Circuit Network (computer networking) |
| DCN➣Declaration Control Number |
| DCN➣Document Change Notice |
| DCN➣Dorsal Cochlear Nucleus (neurology) |
| DCN➣Designing Cisco Networks |
| DCN➣Design Change Notice |
| DCN➣Development Communication Network (est. 2002; Bangladesh) |
| DCN➣Deputy Commander for Nursing |
| DCN➣Delivery Confirmation Number (various organizations) |
| DCN➣Distributed Computer Network |
| DCN➣Duct Cleaners' Network (Bowie, MD) |
| DCN➣Digital Communications Network |
| DCN➣Data Link Coordination Net (US DoD) |
| DCN➣Deputy Charge Nurse (UK) |
| DCN➣Data Consortium Namespace |
| DCN➣Drawing Change Notice |
| DCN➣Data-Link Coordination Net |
| DCN➣Designated Change Number (accounting) |
| DCN➣DAF (Van Doorne's Automobiel Fabriek) Club Nederland (Dutch car club) |
| DCN➣Dancube Network (website) |
| DCN➣Defense Communications Network |
| DCN➣Delivery Center Network |
| DCN➣Disaster Contractor Network |
| DCN➣Data Control Network |
| DCN➣Diabetes Control Network |
| DCN➣Dimensional Controller Nodes (Xiotech) |
| DCN➣DriveClone Network |
| DCN➣Dance Camp North (UK) |
| DCN➣Double Check Negotiation (Social Security) |
| DCN➣Data Change Notice |
| DCN➣Doctor of Clinical Nutrition (degree program) |
| DCN➣Duplication Cost New (financial valuation) |
| DCN➣District Communication Network (Afghanistan) |
| DCN➣DeepCyberNet (internet hosting provider) |
| DCN➣Direct Connect Newsletter (Intel) |
| DCN➣Digital China Networks, Ltd. (China) |
| DCN➣Division du Combustible Nucléaire (French: Division of Nuclear Fuel; nuclear energy industry) |
| DCN➣Desert Communications Network (California Amateur Radio Group) |
| DCN➣Dilmah Cricket Network (Sri Lanka) |
| DCN➣Design Communicate Network (Germany) |
| DCN➣Develop Community Network (Mexico) |
| DCN➣Developmental Cognitive Neuropsychology |
| DCN➣Data Consult Nord (Danish: Data Consult North) |