- DNSB stands for Danmarks Nationalsocialistiske Bevægelse (Danish Nazi Party)
- DNSB stands for D’Un Noir Si Bleu (French fiction website)
- DNSB stands for Defense Nuclear Safety Board
- DNSB stands for Dombivli Nagari Sahakari Bank Ltd (Maharashtra, India)
- DNSB stands for Double Neutron Star Binary (astronomy)
- DNSB stands for Do Not Ship Before
DNSB