CRB
- CR Belouizdad
- Central Railway Building
- Centre de Recherche Berbère
- Chris Robinson Brotherhood
- Claremont Review of Books
- Clinical Research Bureau
- Clube de Regatas Brasil
- Collarenebri Airport
- Commission for Relief in Belgium
- Contract Recognition Board
- Copyright Royalty Board
- Corona Borealis
- Country Roads Board
- Cramér–Rao bound
- Criminal Records Bureau
- Federal aid during the COVID-19 pandemic in Canada
- Oryctes rhinoceros
- Refinitiv/CoreCommodity CRB Index