| Rank | Abbreviation | Meaning |
|---|
| ***** | CCGS | Church Council of Greater Seattle
| |
| ***** | CCGS | Coweta County Genealogical Society, Inc.
| |
| **** | CCGS | Coalition for a Clean Green Saskatchewan
| |
| **** | CCGS | Collectable Card Games
| |
| **** | CCGS | Clermont County Genealogical Society
| |
| **** | CCGS | Council of Greater Seattle
| |
| **** | CCGS | Carbon Capture and Geologic Storage
| |
| **** | CCGS | Cass County Genealogical Society
| |
| **** | CCGS | clock-controlled genes
| |
| **** | CCGS | Cape Cod Genealogical Society Library
| |
| **** | CCGS | Christ Church Grammar School
| |
| **** | CCGS | Canadian Coast Guard Ship
| |
| *** | CCGS | Cards Comics and Games
| |
| *** | CCGS | Carbon Capture and Geologic Sequestration
| |
| *** | CCGS | Canadian Coast Guard Service
| |
| *** | CCGS | Council of Genealogical Societies
| |
| *** | CCGS | Carbon Capture and Geological Storage
| |
| *** | CCGS | Canadian Coast Guard's
| |
| *** | CCGS | Coweta County Genealogical Society
| |
| *** | CCGS | Cooperating Colleges of Greater Springfield
| |
| *** | CCGS | Cell Cycle Block, G1-to-S
| |
| *** | CCGS | clark county genealogical society
| |
| *** | CCGS | Certified Coin Grading Service
| |
| ** | CCGS | L-2-(2-carboxycyclopropyl)glycines
| |
| ** | CCGS | Connecticut Classical Guitar Society
| |