| Acronym | Definition |
|---|
| CTSL➣Churches Together in South London (UK) |
| CTSL➣Cubic Transportation Systems Limited (San Diego, CA; also seen as CTS) |
| CTSL➣Computer Technology Services Limited (Auckland, New Zealand) |
| CTSL➣Central Track Store Locator |
| CTSL➣Common Track Storage Location |
| CTSL➣Canadian Telecom Services Limited (Quebec, Canada) |
| CTSL➣Choeur de Tourrettes-Sur-Loup (French: Tourrettes-Sur-Loup Choir; Tourrettes-sur-Loup, France) |
| CTSL➣Central Truong Son Landscape (Vietnam and Laos) |