| GLO | Auxiliary for for glossary (LaTeX) 
| Others |
| GLO | Gay and Lesbian Outreach
| Others |
| GLO | Gay Lovers Ontop
| Others |
| GLO | GCA (GAC Corporate Academy) Liaison Officer
| Others |
| GLO | Gear Lube Oil
| Others |
| GLO | General Land Office
| Others |
| GLO | General Learner Outcome
| Others |
| GLO | General Learner Outcomes
| Others |
| GLO | General Life Observations
| Others |
| GLO | General Lubricating Oil
| Others |
| GLO | Generative Learning Objects
| Others |
| GLO | Get the Lead Out
| Others |
| GLO | Gifts for Loved Ones
| Others |
| GLO | Girls Living Out
| Others |
| GLO | Girls Loving Ourselves
| Others |
| GLO | Gl Turbo
| Others |
| GLO | Glacial Lake Outburst
| Others |
| GLO | GLO Lounge Orlando
| Others |
| GLO | Global Labor Organization
| Others |
| GLO | Global Land Outlook
| Others |
| GLO | Gloria
| Others |
| GLO | Gloucester, England
| Others |
| GLO | Gloucester, Massachusetts, Seismograph station
| Others |
| GLO | Gloucester/ Cheltenham, England, UK
| Others |
| GLO | Glowing
| Others |
| GLO | GLyOxalase
| Others |
| GLO | God Love Obey
| Others |
| GLO | God Loves Offerton
| Others |
| GLO | Goddard Launch Operations
| Others |
| GLO | Goddesses Love Oranges
| Others |
| GLO | Good Looking Out
| Others |
| GLO | Good Looking Search
| Others |
| GLO | Government Land Office
| Others |
| GLO | Graduate Learning Overseas
| Others |
| GLO | GraecoLatina et Orientalia
| Others |
| GLO | Graphic Learning Opportunity
| Others |
| GLO | Great Lakes Official
| Others |
| GLO | Great Lakes Organic
| Others |
| GLO | Greek Letter Organization
| Others |
| GLO | Greek Lettered Organization
| Others |
| GLO | Green Light One
| Others |
| GLO | Gross Lowood Out
| Others |
| GLO | Ground Level Ozone
| Others |
| GLO | Ground Liaison Officer
| Others |
| GLO | Ground Logistics Operations
| Others |
| GLO | Growth & Learning Opportunity
| Others |
| GLO | Growth and Learning Opportunities
| Others |
| GLO | Gualacol-Linoleic acid hydroperoxide Oxidoreductase
| Others |
| GLO | Guarantor Loan Option
| Others |
| GLO | Guerrini Luigi Oerlikon
| Others |
| GLO | Guided Light Optic
| Others |
| GLO | Guided Light Optics
| Others |
| GLO | Gunnery Liaison Officer
| Others |
| GLO | GVN (Government of VietNam) Liaison Officer
| Others |
| GLO | Gym Locker Organizer
| Others |