| CGN | Calvary Global Network 
| Others |
| CGN | Canadian Gun Nutz
| Others |
| CGN | Cancer Genetics Network
| Others |
| CGN | Canine Good Neighbor
| Others |
| CGN | Canine Good Neighbour
| Others |
| CGN | Carbon Gaming Network
| Others |
| CGN | Cargo Net
| Others |
| CGN | Carrier grade NAT
| Others |
| CGN | Carrier Grade Network
| Others |
| CGN | Carrier Grade Networking
| Others |
| CGN | Cheap Graphic Novels
| Others |
| CGN | China General Nuclear
| Others |
| CGN | Christian Guitar Network
| Others |
| CGN | Cis-Golgi Network
| Others |
| CGN | Civilization Gaming Network
| Others |
| CGN | Code Generation Network
| Others |
| CGN | Color Guard Nederland
| Others |
| CGN | Combine Gaming Network
| Others |
| CGN | Communitive Gaming Network
| Others |
| CGN | Community Game Night
| Others |
| CGN | Computer Generated Network
| Others |
| CGN | Computer Generated News
| Others |
| CGN | Concentrator Group Number
| Others |
| CGN | Conjugate Gradient Normal
| Others |
| CGN | Content Generation Network
| Others |
| CGN | Corporate Governance Network
| Others |
| CGN | Corpus Gesproken Nederlands
| Others |
| CGN | Crazy Go Nuts
| Others |
| CGN | Cyber Gaming Network
| Others |
| CGN | Guided-missile Cruiser
| Others |
| CGN | Koln Airport, Cologne/ Bonn, Germany
| Others |