| Rank | Abbreviation | Meaning |
|---|
| ***** | OLAS | Organización Latinoamericana de Actividades Subacuáticas
| |
| ***** | OLAS | Operating License Administration System
| |
| **** | OLAS | On-Line Appointment System
| |
| **** | OLAS | On Line Accounting System
| |
| **** | OLAS | Office of Latin American Studies
| |
| *** | OLAS | Operating Level Agreements
| |
| ** | OLAS | Our Lady's Assumption School
| |
| ** | OLAS | On Line Activation System
| |
| ** | OLAS | Organización Latino Americana de Solidaridad
| |
| ** | OLAS | Online Learning Appliance Suite
| |
| ** | OLAS | On Line Application System
| |
| ** | OLAS | On-Line Application Service
| |
| * | OLAS | Organization of Latino American Students
| |
| * | OLAS | Organization of Latin American Solidarity
| |
| * | OLAS | Optical Line Amplifiers Shelf
| |
| * | OLAS | Organization of Latin American Students
| |
| * | OLAS | On Line Archive System
| |
| * | OLAS | Offender Learning and Skills
| |
| * | OLAS | Office of Laboratory Animal Science
| |
| * | OLAS | Office of Laboratory Animal Services
| |
| * | OLAS | Ocean Land Atmosphere Studies
| |
| * | OLAS | Online Loan Application System
| |
| * | OLAS | On Line Archive Subsystem
| |
| * | OLAS | On-Line Acquisitions System
| |
| * | OLAS | Of the Latin American Solidarity
| |