| Rank | Abbreviation | Meaning |
|---|
| ***** | CNAB | China National Accreditation Board for Certifiers
| |
| **** | CNAB | Customer Name and Address Bureau
| |
| **** | CNAB | Confédération Nationale des Administrateurs de Biens
| |
| *** | CNAB | Chinese National Accreditation Board
| |
| *** | CNAB | Centro Nacional de Automação Bancária
| |
| *** | CNAB | Chimie Nucléaire Analytique et Bio-environmentale
| |
| *** | CNAB | Companiei Nationale Aeroporturi Bucuresti
| |
| *** | CNAB | Committee for Nonviolent Action in Burma
| |
| *** | CNAB | core needle aspiration biopsy
| |
| *** | CNAB | Centre for Neuroscience and Animal Behaviour
| |
| *** | CNAB | COUNTY NATIONAL BANK OF SOUTH FLORIDA
| |
| ** | CNAB | Calling Name Delivery Blocking
| |
| ** | CNAB | Commonwealth of Nations Accreditation Board
| |
| ** | CNAB | Commander Naval Air Bases
| |
| ** | CNAB | Congress of North American Bosniaks
| |
| * | CNAB | Congresso Nacional Afro Brasileiro
| |