| Gay Students Organization | Academic & Science |
| Georgia Society of Ophthalmology | Academic & Science |
| Graduate Student Orientation | Academic & Science |
| Graduate Student Organisation | Academic & Science |
| Global Science Opera | Academic & Science |
| Grad Student Organization | Academic & Science |
| Graduate School of Oceanography | Academic & Science |
| Graduate Student Organization | Academic & Science |
| Geological Society of Oman | Academic & Science |
| General Statistical Office | Academic & Science |
| Greensboro/winston Salem (nc) | Airport Code |
| Groep Speciale Operaties | Business |
| Golden State Overnight | Business |
| Gudvi, Sussman, and Oppenheim | Business |
| Guan Sheng Optical Company | Business |
| Georgia Society of Otolaryngology | Business |
| General Spin Orbital | Chemistry |
| Georgia Symphony Orchestra | Community |
| Gram Schmidt Orthogonalization | Community |
| Guangzhou Symphony Orchestra | Community |
| Greenville Symphony Orchestra | Community |
| Greensboro Symphony Orchestra | Community |
| Gunma Symphony Orchestra | Community |
| The Golden Symphonic Orchestra | Community |
| Glenbrook Symphony Orchestra | Community |
| Gamer Symphony Orchestra | Community |
| Geostationary Satellite Orbit | Computer and Networking |
| Global Sign On | Computing |
| Generative Shape Optimizer | Computing |
| Global Software Outsourcing | Computing |
| Google Stack Overflow | General |
| Greensboro Summer Online | General |
| Grape Seed Oil | General |
| Guan Sheng Optical | General |
| GCC Standardization Organization | General |
| General Specifications for Overhaul | General |
| Generate Synthesize And Own | General |
| Generic Segmentation Offload | General |
| Group Search Optimizer | General |
| Generally Shitty Outcome | General |
| Gluten Soy and Oil | General |
| General Service Office | General |
| Graph Search Optimization | General |
| Gene Silencing Oligonucleotides | General |
| Good Service Order | General |
| Government Services Online | Governmental |
| General Statistics Office | Governmental |
| GHASO | Indian Railway Station |
| German Scholars Organization | International |
| General Services Officer | Jobs |
| Georgia School of Orthodontics | Medical |
| Geostationary Orbit | Physics Related |
| Piedmont Triad International Airport, Greensboro/High Point/Winston-Salem, North Carolina USA | Regional |
| Gsfc (goddard Space Flight Center) Security Office | Space Science |
| Ground Support Operations | Space Science |
| Global Space Organization | Space Science |
| Ground Safety Office | Space Science |
| Gyroscope Storage Oven | Space Science |