RNCB
| Acronym | Definition |
|---|---|
| RNCB | Royal National College for the Blind (est. 1872; Hereford, England, UK) |
| RNCB | Rehabilitation Nursing Certification Board (Association of Rehabilitation Nurses; est. 1984) |
| RNCB | Russian National Commercial Bank |
| RNCB | Readiness/NATO Coordination Board |