NCID may refer to:
- Network Caller ID, an open-source client/server network Caller ID package
- NCID (book identifier), an identifier for books, used by CiNii, a bibliographic database maintained by the Japanese National Institute of Informatics
- National Centre for Infectious Diseases, a quarantine and management centre for contagious diseases in Singapore
This disambiguation page lists articles associated with the title NCID.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: