| GGS | Gamer Guide Studio 
| Others |
| GGS | Gardner Grade School
| Others |
| GGS | Gas Gathering System
| Others |
| GGS | Geelong Grammar School
| Others |
| GGS | General Graphics System
| Others |
| GGS | Generations and Gender Survey
| Others |
| GGS | Generic Game Server
| Others |
| GGS | Genetics and Genomic Sciences
| Others |
| GGS | Geography and GeoInformation Science
| Others |
| GGS | Georgia Gerontology Society
| Others |
| GGS | Georgia Great Southern Division - South Carolina Central Railroad Company
| Others |
| GGS | Georgian Geophysical Society
| Others |
| GGS | Get Gud Scrub
| Others |
| GGS | Gibson Gibson Stewart
| Others |
| GGS | Gii Grin Scie
| Others |
| GGS | Glenn Gould School
| Others |
| GGS | Global Gas Solutions
| Others |
| GGS | Global Gender Studies
| Others |
| GGS | Global Geopsace Science
| Others |
| GGS | Global Geospace Science
| Others |
| GGS | Global Governance Studies
| Others |
| GGS | Glowing Green Smoothie
| Others |
| GGS | Goal Gettersslam Sports
| Others |
| GGS | Gobernador Gregores, Sc, Argentina
| Others |
| GGS | Golden Gate Section
| Others |
| GGS | Golden Goal Sports
| Others |
| GGS | Golden Grid System
| Others |
| GGS | Good Game Son
| Others |
| GGS | Good Games
| Others |
| GGS | Good Girl Society
| Others |
| GGS | Google Game Services
| Others |
| GGs | Google Glass
| Others |
| GGS | Gopher Gulch Software
| Others |
| GGS | Gotta Get Starcraft
| Others |
| GGS | Governor General s
| Others |
| GGS | Graffiti Gang stopped
| Others |
| GGS | Grass Gravel and Snow
| Others |
| GGS | Grasslands for Gamebirds and Songbirds
| Others |
| GGS | Greedy Gaussian Segmentation
| Others |
| GGs | Green Goods and
| Others |
| GGS | Green Goods and Services
| Others |
| GGS | Grevis Gargantula Shield
| Others |
| GGS | Group G Streptococcus
| Others |
| GGS | group G streptococcus/i
| Others |
| GGS | Guildford Grammar School
| Others |
| GGS | Guns Germs Steel
| Others |
| GGS | South Carolina Central Railroad (Georgia Great Southern Division)
| Others |