| CSG | Cards Stakeholders Group 
| Others |
| CSG | Carlos Salinas de Gortari
| Others |
| CSG | Carrier Strike Group
| Others |
| CSG | Catchment Stakeholder Group
| Others |
| CSG | Cavalry Security Group
| Others |
| CSG | Celica Club Singapore
| Others |
| CSG | Central Student Government
| Others |
| CSG | Centre Slit Gusseted
| Others |
| CSG | Centre Spatial Guyanais
| Others |
| CSG | Chairman's Staff Group
| Others |
| CSG | Charles Simone and Greg
| Others |
| CSG | Chief Secretary to the Government
| Others |
| CSG | China Study Group
| Others |
| CSG | Chris Sawyer Graphics
| Others |
| CSG | Chuckle Snicker Grin
| Others |
| CSG | Citrix Secure Gateway
| Others |
| CSG | Civil Security Group
| Others |
| CSG | Cleaning Services Group
| Others |
| CSG | Client Server Guide
| Others |
| CSG | Client Service Group
| Others |
| CSG | Client Services Guide
| Others |
| CSG | Clinical Solutions Group
| Others |
| CSG | Coal Seam Gas
| Others |
| CSG | Collaborative Study Group
| Others |
| CSG | Collax Security Gateway
| Others |
| CSG | Columbus Metropolitan Airport, Columbus, Georgia USA
| Others |
| CSG | Columbus School for Girls
| Others |
| CSG | Commercial Services Group
| Others |
| CSG | Common Solutions Group
| Others |
| CSG | Communications Strategy Group
| Others |
| CSG | Community Service Grant
| Others |
| CSG | Community Service Guide
| Others |
| CSG | Community Services Group
| Others |
| CSG | Compatable Stereo Generator
| Others |
| CSG | Compatible Stereo Groove
| Others |
| CSG | Computer Support Group
| Others |
| CSG | Computer Systems Group
| Others |
| CSG | Connectivity Solutions Group
| Others |
| CSG | Consejo Sindical de Guatemala
| Others |
| CSG | Conservation Services Group
| Others |
| CSG | Consolidated Services Group
| Others |
| CSG | Constitutive Slow Grower
| Others |
| CSG | Constructed Solid Geometry
| Others |
| CSG | Construction Services Group
| Others |
| CSG | Constructive Solid Geometry
| Others |
| CSG | Constructive Solid Geomtry
| Others |
| CSG | Construtive Solid Geometry
| Others |
| CSG | Consulting Services Group
| Others |
| CSG | Content Services Gateway
| Others |
| CSG | Contingent Staff G
| Others |
| CSG | Control Systems Group
| Others |
| CSG | Cool Style Gang
| Others |
| CSG | Coordinating SubGroup
| Others |
| CSG | Corps Support Group
| Others |
| CSG | Counter Strike Global
| Others |
| CSG | Counterterrorism Security Group
| Others |
| CSG | Crankshaft Start Generator
| Others |
| CSG | Crankshaft Starter Generator
| Others |
| CSG | Create Several Guesses
| Others |
| CSG | Crocodile Specialist Group
| Others |
| CSG | Cryptologic Services Group
| Others |
| CSG | Cryptologic Services Group (DOD)
| Others |
| CSG | Cryptologic Support Group (Air Force)
| Others |
| CSG | Crystal Space Group
| Others |
| CSG | Culture Service Growth
| Others |
| CSG | Customer Sector Group
| Others |
| CSG | Customer Service Group
| Others |
| CSG | Customer Service Guarantee
| Others |
| CSG | Customer Service Guaranteed
| Others |
| CSG | Customer Solutions Group
| Others |
| CSG | Customer Support Group
| Others |
| CSG | Cycling Sports Group
| Others |
| CSG | Statistica/w Graph file
| Others |