| Subject | English | Thesaurus |
| aeron., abbr. | Association of Local Transport Airlines | ALTA |
| softw., abbr. | Basic Local Alignment And Sequencing Tool | BLAST |
| abbr., scottish | Covert Local Area Sensor System for Intruder Classification | CLASSIC |
| IT, abbr. | Local Access and Transport Area | LATA (Telephony) |
| IT, abbr. | Local Access Data Transport | LADT |
| telecom., abbr. | Local Access Transport Area | LATA |
| abbr., comp., net. | Local Area Data Transport | LADT |
| IT, abbr. | Local Area Storage Transport | LASTport (DEC; protocol) |
| abbr., file.ext. | Local Area Storage Transport | LASTport (protocol, DEC) |
| telecom., abbr. | Local Area Transport | LAT (DEC) |
| comp., net., abbr. | Local Area Transport | LAT |
| IT, abbr. | Local Automatic Message Accounting | LAMA (Telephony) |
| transp., abbr. | Local Control Facility | LCF |
| abbr., astronaut., mil. | Local Digital Message Exchange | LDMX (Navy) |
| abbr., scottish | Local Digital Message Exchange | LDMX (USA) |
| IT, abbr. | Local Feature Analysis | LFA |
| abbr., astronaut., mil. | Local Feature Analysis | LFA (Biometrics facial recognition technology) |
| abbr., tech. | Local Part Number | LPN (Kenny Gray) |
| transp., abbr. | Local Part Reference Frame | LPRF |
| abbr., scottish | Local Road Transport Co-ordinator | LRTC (British Army) |
| telecom., abbr. | Local Transport Termination | LTT |