| CNG | compressed natural gas | 压缩天然气 |
| CNG | Chubby Nice Guy | 胖乎乎的好人 |
| CNG | Connecticut Natural Gas Company | 康涅狄格州天然气公司 |
| CNG | Colorado National Guard | 科罗拉多州国民警卫队 |
| CNG | Calling (Tone) | 呼叫（铃声） |
| CNG | Centre National de GÉnotypage (French: National Genotyping Resource Center) | Centre National de GÉnotypage (French: National Genotyping Resource Center) |
| CNG | Coalition of Northeastern Governors | 美国东北州州长联合会 |
| CNG | Carrier to Noise Generator (test instrument) | 载波到噪声发生器（测试仪器） |
| CNG | Cryptography Next Generation (Microsoft Windows Vista) | 下一代加密（Microsoft Windows Vista） |
| CNG | Comfort Noise Generation | 舒适噪声产生 |
| CNG | Cascade Natural Gas (Washington & Oregon) | 层叠天然气(华盛顿和俄勒冈州) |
| CNG | California National Guard | 加利福尼亚州国民警卫队 |
| CNG | Connecticut Natural Gas | 康涅狄格州天然气 |