| Rank | Abbreviation | Meaning |
|---|
| ***** | CTSL | Creative Technology Solutions Limited
| |
| **** | CTSL | Canadian Telecom Services Limited
| |
| **** | CTSL | Computer Technology Services Ltd
| |
| *** | CTSL | Churches Together in South London
| |
| *** | CTSL | Counters Trust Securities Limited
| |
| *** | CTSL | Cubic Transportation Systems Limited
| |
| *** | CTSL | Cotton Tensile Strength Loss
| |
| *** | CTSL | Computer Technology Services Limited
| |
| *** | CTSL | Confederation Treasury Services Ltd
| |
| ** | CTSL | Counters Trust Securities Ltd
| |
| ** | CTSL | California Technology Stock Letter
| |
| ** | CTSL | Choeur de Tourrettes-Sur-Loup
| |
| * | CTSL | Comrade Trustee Services Ltd
| |
| * | CTSL | Common Track Storage Location
| |
| * | CTSL | Clearbrook Technical Services Ltd
| |
| * | CTSL | Computer Technologies Services Limited
| |
| * | CTSL | Central Track Store Locator
| |
| * | CTSL | cathepsin L
| |
| * | CTSL | Central Truong Son Landscape
| |
| * | CTSL | City Tyres Super League
| |
| * | CTSL | Cubic Transportation Systems Ltd
| |
| * | CTSL | Comm Trade Services Limited
| |
| * | CTSL | Core Test Services Layer
| |
| * | CTSL | Community Transport South Lakeland
| |
| * | CTSL | cyber theater scenario language
| |