| Rank | Abbreviation | Meaning |
|---|
| ***** | LTTC | Language Teacher Training Course
| |
| ***** | LTTC | Centre for Learning, Teaching and Technology
| |
| ***** | LTTC | Lowry Technical Training Center
| |
| ***** | LTTC | Listening to the City
| |
| ***** | LTTC | Laboratory Technician Training Course
| |
| **** | LTTC | Last Train to Clarksville
| |
| **** | LTTC | Language Teaching and Testing Center
| |
| **** | LTTC | Little Theatre that Could
| |
| **** | LTTC | London Teacher Training College
| |
| **** | LTTC | Language Training Testing Center
| |
| *** | LTTC | Livestock Transport and Trading Company
| |
| *** | LTTC | London Teacher Training Centre
| |
| *** | LTTC | Learning Technology Technical Committee
| |
| *** | LTTC | Lies to the Consumer
| |
| *** | LTTC | Lattice Incorporated (OTC Bulletin Board [OTCBB])
| |
| *** | LTTC | long-term T cell cultures
| |
| ** | LTTC | Landisville Terminal Transfer Company
| |
| ** | LTTC | Lethbridge Twins & Triplets Club
| |
| ** | LTTC | Long Term Training Course
| |
| ** | LTTC | Legitimacy in the Community
| |
| ** | LTTC | Long Term Test Capability
| |
| ** | LTTC | Laboratory of Transmission and Technology
| |
| * | LTTC | Langley Tornadoes Triathlon Club
| |
| * | LTTC | Lexington Table Tennis Club
| |
| * | LTTC | Lithgow Tidy Towns Committee
| |