| ISEB | Independent Schools Examination Board 
| Others |
| ISEB | Independent Schools Examinations Board
| Others |
| ISEB | Indiana State Egg Board
| Others |
| ISEB | Inertial Sensor Evaluation Board
| Others |
| ISEB | Information Systems and e Business
| Others |
| ISEB | Information Systems Examination Board
| Others |
| ISEB | Information Systems Examinations Board
| Others |
| ISEB | International Society for Educational Biography
| Others |
| ISEB | International Society for Environmental Biogeochemistry
| Others |
| ISEB | International Society of Environmental Botanists
| Others |
| ISEB | International Software Examinations Board
| Others |
| ISEB | Islamic Society of East Bay
| Others |