| Rank | Abbreviation | Meaning |
|---|
| ***** | ICNA | Insurance Company of North America
| |
| **** | ICNA | Islamic Council of North America
| |
| **** | ICNA | Industry Capability Network Australia
| |
| **** | ICNA | Ingénieur du Contrôle de la Navigation Aérienne
| |
| *** | ICNA | Irish Consultant Neurologists Association
| |
| *** | ICNA | inferior cardiac sympathetic nerve activity
| |
| *** | ICNA | IngTnieur du Contr(le de la Navigation ATrienne
| |
| *** | ICNA | Ivy Creek Natural Area
| |
| *** | ICNA | International Council of Needlework Associations
| |
| *** | ICNA | Industrial Chemicals Notification and Assessment Act
| |
| ** | ICNA | Islamic Center of Northwest Arkansas
| |
| * | ICNA | in cardiac sympathetic nerve activity
| |
| * | ICNA | Indiana Community Network Association
| |
| * | ICNA | International Child Neurology Association
| |
| * | ICNA | Islamic Center of North America
| |
| * | ICNA | Infection Control Nurses Audit
| |
| * | ICNA | Islamic Circle of North America
| |
| * | ICNA | Inferior cardiac nerve activity
| |
| * | ICNA | International Consulting Networking Association
| |
| * | ICNA | Infection Control Nurses Asociation
| |
| * | ICNA | Islamic Circle of North American
| |
| * | ICNA | Infection Control Nurses Assocation
| |
| * | ICNA | Islamic Circle of North Amercia
| |
| * | ICNA | Islamic Circle of N America
| |
| * | ICNA | International Consultant Networking Association
| |