| GSM | Garrison Sergeant-Major 
| Others |
| GSM | Gear Shift Module
| Others |
| GSM | Gender and Sexuality Minorities
| Others |
| GSM | General Sales Manager
| Others |
| GSM | General Service Medal
| Others |
| GSM | General Simulation Model
| Others |
| GSM | General Standard For Mobile
| Others |
| GSM | General Standard Migration
| Others |
| GSM | General Street Madness
| Others |
| GSM | General Support Maintenance
| Others |
| GSM | Generalized Second Moment
| Others |
| GSM | Generalized Seed Model
| Others |
| GSM | Generative Shape Modeling
| Others |
| GSM | Generic Simulation Manager
| Others |
| GSM | Geocentric Solar Magnetospheric
| Others |
| GSM | Geographic System For Mobile
| Others |
| GSM | Geological Society of
| Others |
| GSM | Geological Society of Malaysia
| Others |
| GSM | Get Some, Man
| Others |
| GSM | Gilera Super Motard
| Others |
| GSM | Glacier Silver Metallic
| Others |
| GSM | Glassport Motor Company
| Others |
| GSM | Global Service Monitor
| Others |
| GSM | Global Shared Memory
| Others |
| GSM | Global Subscriber Manager
| Others |
| GSM | Global Sustainable Management
| Others |
| GSM | Global System for Mobile
| Others |
| GSM | Global System for Mobile (communications)
| Others |
| GSM | Global System for Mobile Communication
| Others |
| GSM | Global System for Mobile Communications
| Others |
| GSM | Global System Mobile
| Others |
| GSM | Global System of Mobile
| Others |
| GSM | Global Systems for Mobile
| Others |
| GSM | Global Sytem For Mobile
| Others |
| GSM | Globe Specialty Metals
| Others |
| GSM | God Save Me!
| Others |
| GSM | God Save Motorola
| Others |
| GSM | God Send Mobiles
| Others |
| GSM | God Sends Mobiles
| Others |
| GSM | Good Source of Money
| Others |
| GSM | Google Sky Map
| Others |
| GSM | Government Surveillance Monitoring
| Others |
| GSM | GPRS Session Management
| Others |
| GSM | Graduate School of Management
| Others |
| GSM | Grams per Square Meter
| Others |
| GSM | Grants Solicitation and Management
| Others |
| GSM | Great Smokey Mountains Railway
| Others |
| GSM | Great Smoky Mountains Railroad
| Others |
| GSM | Green Sex Machine
| Others |
| GSM | Greenwich School of Management
| Others |
| GSM | Grenache Shiraz Mourvedre
| Others |
| GSM | Grenache Syrah Mouvedre
| Others |
| GSM | Grep Sort Map
| Others |
| GSM | Ground Station Module
| Others |
| GSM | Ground Station Modules
| Others |
| GSM | Ground Support Module
| Others |
| GSM | Group Special Mobile
| Others |
| GSM | Groupe Special Mobile
| Others |
| GSM | Groupe Speciale Mobile
| Others |
| GSM | Groupe Specials Mobile
| Others |
| GSM | Guest Services Manager
| Others |
| GSM | Gulf South Motoring
| Others |
| GSM | Gumpert Sportwagenmanufaktur
| Others |
| GSM | Security Map
| Others |
| GSM | Signal Monitoring
| Others |
| GSM | Sound (GSM 6.10 prI-ETS 300 036 13kbit/s) (Internet phones)
| Others |