| Acronym | Definition |
|---|
| BLES | Boon Lott's Elephant Sanctuary (Thailand) |
| BLES | Buffer Layer Engineering in Semiconductors |
| BLES | Broadband Loop Emulation Service |
| BLES | Bovine Lipid Extract Surfactant |
| BLES | Bureau of Labor and Employment Statistics (Philippines) |
| BLES | Broadband Loop Emulation Service (DSLF) |
| BLES | Blended Learning Environmental Science (project; EU) |
| BLES | Breast Lesion Excision System |
| BLES | Basic Local Exchange Service (Ohio) |
| BLES | Bowron Lake Enhancement Society (Canada) |
| BLES | Batesburg-Leesville Elementary School (South Carolina) |
| BLES | Buffer Layer Engineering in Semiconductors (ESPRIT Project 6854) |