| Acronym | Definition |
|---|
| LGA | Lotteries and Gaming Authority (Malta) |
| LGA | La Guardia Airport (Flushing, NY) |
| LGA | Local Government Association (UK) |
| LGA | Local Government Area |
| LGA | Land Grid Array (Intel CPU socket technology) |
| LGA | La Grange (Amtrak station code; La Grange, IL) |
| LGA | Land-Grid-Array |
| LGA | Large for Gestational Age |
| LGA | Land Grid Array |
| LGA | L-Glutamic Acid |
| LGA | Local Government Authority |
| LGA | Low-G Accelerometer (science education) |
| LGA | Low Gain Antenna |
| LGA | Lansberg Gersick & Associates (New Haven, CT) |
| LGA | Luganda (language) |
| LGA | Lattice Gas Automata |
| LGA | New York, NY, USA - Laguardia (Airport Code) |
| LGA | Low Gestational Age (pediatrics) |
| LGA | Low Grazing Angle |
| LGA | Living Group Advisor |
| LGA | Lynne Gilfillan Associates, Inc. |
| LGA | Linderman Group Architects, Inc. (Chester, PA, USA) |
| LGA | Chrysler Corporation Loan Guarantee Act of 1979 (US Congress) |