| ICBN | InteInternational CoCode of Botanical Nomenclature 
| Others |
| ICBN | Inter County Broadband Network
| Others |
| ICBN | International Code of Botanical Nomenclature
| Others |
| ICBN | International Conference on Bioengineering and Nanotechnology
| Others |
| ICBN | InterUniversity Center for Behavioral Neurosciences
| Others |
| ICBN | Irish Childhood Bereavement Network
| Others |
| ICBN | Islamic Center of Bloomington Normal
| Others |