| TNC | Nature Conservancy 
| Others |
| TNC | Ta Nehisi Coates
| Others |
| TNC | Tactical Nuclear Cossie
| Others |
| TNC | Tarantella Native Client
| Others |
| TNC | Terminal Node Control
| Others |
| TNC | Terminal Node Controller
| Others |
| TNC | Terminal-Node Computer
| Others |
| TNC | The Nature
| Others |
| TNC | The Nature Conservancy
| Others |
| TNC | The Networking Center
| Others |
| TNC | The New Constitution
| Others |
| TNC | The Newbie Club
| Others |
| TNC | The Nightmare Continues
| Others |
| TNC | Theater Network Operations (NETOPS) Center
| Others |
| TNC | Theatre Needs Courage
| Others |
| TNC | Theatres National Committee
| Others |
| TNC | Threaded Navy Connector
| Others |
| TNC | Threaded Neil Concelman
| Others |
| TNC | Threaded Neill Concelman
| Others |
| TNC | Threaded Neill-Concelman connector
| Others |
| TNC | Tin City, Alaska USA
| Others |
| TNC | Tnc the nature conservancytnc
| Others |
| TNC | TNC16 Networking Conference
| Others |
| TNC | Tomorrow Never Comes
| Others |
| TNC | Too Numerous to Count
| Others |
| TNC | Total Net Cost
| Others |
| TNC | Total Network Cost
| Others |
| TNC | Total Neutrophil Count
| Others |
| TNC | Total Numerical Control
| Others |
| TNC | Total Nutrition Centre
| Others |
| TNC | Touch Numerical Co
| Others |
| TNC | Touch Numerical Controls
| Others |
| TNC | Trade Nation Corporation
| Others |
| TNC | Trade Negotiations Committee
| Others |
| TNC | Trans National Company
| Others |
| TNC | Trans National Corporation
| Others |
| TNC | Trans National Corporations
| Others |
| TNC | Transient Non Community
| Others |
| TNC | Translational Neuroscience Center
| Others |
| TNC | Transnational Company
| Others |
| TNC | TransNational Crime
| Others |
| TNC | Transport network companies
| Others |
| TNC | Transportation Network Companies
| Others |
| TNC | Transportation Network Company
| Others |
| TNC | Trinity Network Credit
| Others |
| TnC | Troponin C
| Others |
| TNC | True North Collection
| Others |
| TNC | Trusted Network Communications
| Others |
| TNC | Trusted Network Connect
| Others |
| TNC | Tsunami National Contacts
| Others |
| TNC | Tuesday Night Classics
| Others |
| TNC | Turtle Neck Clan
| Others |
| TNC | Twist and Curl
| Others |