| ICTB | Inter Channel Thin Bed 
| Others |
| ICTB | Interfacility Credentials Transfer Brief
| Others |
| ICTB | International Center for Tropical Botany
| Others |
| ICTB | International Conference on Timber Bridges
| Others |
| ICTB | International Conference on Tourism and Business
| Others |
| ICTB | International Crimes Tribunal Bangladesh
| Others |
| ICTB | International Crimes Tribunal in Bangladesh
| Others |
| ICTB | International Criminal Tribunal of Bangladesh
| Others |
| ICTB | Iraqi Counter Terrorism Bureau
| Others |