| Acronym | Definition |
|---|
| JNC➣Joint National Committee |
| JNC➣Jacksonville (Amtrak station code; Jacksonville, NC) |
| JNC➣Junior National Championship |
| JNC➣Japanese Nostalgic Car (magazine) |
| JNC➣Joventut Nacionalista de Catalunya (Catalan: Nationalist Youth of Catalonia) |
| JNC➣Judicial Nominating Commission |
| JNC➣Jump on Carry not Set |
| JNC➣Japan Nuclear Cycle Development Institute |
| JNC➣Jet Navigation Chart |
| JNC➣Japan New Chisso |
| JNC➣Journal of Nuclear Cardiology |
| JNC➣JNet Consultancy (Netherlands) |
| JNC➣Jarrett Nature Center (Horsham, PA) |
| JNC➣Joint Navigation Chart (US DoD) |
| JNC➣Junior Non-Commissioned Officers Course |
| JNC➣Jenison Nature Center |