| Acronym | Definition |
|---|
| CNAB➣Confédération Nationale des Administrateurs de Biens (France) |
| CNAB➣Calling Name Delivery Blocking |
| CNAB➣China National Accreditation Board for Certifiers |
| CNAB➣Congress of North American Bosniaks |
| CNAB➣Centro Nacional de Automação Bancária (Portuguese: National Center for Banking Automation; Brazil) |
| CNAB➣Chimie Nucléaire Analytique et Bio-environmentale (CRCM) |
| CNAB➣Customer Name and Address Bureau (telecommunications) |
| CNAB➣Commander Naval Air Bases (US Navy) |