| Instructional Continuity for Academic Needs | Academic & Science |
| Ion Compressed Antimatter Nuclear | Academic & Science |
| Installation Campus Area Network | Academic & Science |
| Individual Curriculum And Assessment Notebook | Academic & Science |
| Institute Career Assistance Network | Academic & Science |
| Institute of Chartered Accountants of Nepal | Accounts and Finance |
| Icaew Careers Adviser Network | Accounts and Finance |
| Insurance Cultural Awareness Network | Business |
| Individual Career Advancement Network | Business |
| Independence Capital Access Network | Business |
| Institute For Career Advancement Needs | Business |
| Iowa Cable Advertising Network | Business |
| Integrated Community Alternatives Network | Community |
| Integrated Community Alternative Network | Community |
| International Cesarean Awareness Network | Community |
| Individualized Curriculum and Assessment Notebook | Community |
| International Campaign to Abolish Nuclear weapons | Community |
| Innovative Community Action Network | Community |
| Interior Community Aging Network | Community |
| Innovative Community Action Networks | Community |
| Independent Community Arts Network | Community |
| Interactive Collaborative Autism Network | Community |
| Integrated Chamber Advocacy Network | Community |
| Interim Capability for Airborne Networking | Computing |
| Individual Circuit Analysis | Computing |
| Integrated Composite Application Network | Computing |
| Inductive Classifying Artificial Network | Computing |
| Innovation Commercialisation And Networking | Computing |
| Iowa College Access Network | Educational Institute |
| Infant, Child, & Adolescent Nutrition | General |
| Indonesia Car Area Network | General |
| Informed Consent Action Network | General |
| Issues Concerning Adolescents of Nevada | General |
| Independent Courageous Ambitious Navigators | General |
| Independent Consumer Advocacy Network | General |
| Institute of Cardiometabolism And Nutrition | General |
| Indiana Canine Assistance Network | General |
| Immunization Costing Action Network | General |
| Improving Chandler Area Neighborhoods | General |
| Indiana Canine Assistant Network | General |
| Increasing Capabilities Access Network | General |
| Incredible Children's Art Network | General |
| International Coastal Atlas Network | General |
| Inquiry Context and Nature | General |
| Ideas for Cooking and Nutrition | General |
| itiate Conditions Action and Needs | General |
| Independence Confidence Achievement and Networking | General |
| Institute of Chartered Accountants of Namibia | Governmental |
| Institute of Chartered Accountants of Nigeria | Governmental |
| Institute for Children of All Nations | Governmental |
| Immigrant Child Affirmative Network | Governmental |
| International Children Assistance Network | International |
| International Christian Academy of Nagoya | International |
| International Computing And Networking | International |
| International Code of Area Nomenclature | International |
| International Common Assessment for Numeracy | International |
| International Campaign to Abolish Nuclear | International |
| International Commission for Air Navigation | International |
| International Ceramic Artists Network | International |
| International Cancer Advocacy Network | Medical |
| Intervention Center for Autism Needs | Medical |
