NASC
- Cork (city)
- Nasc (NGO)
- National Access and Scaffolding Confederation
- National Airborne Service Corps
- National Association of Student Councils
- National Space Council
- Naval Air Systems Command
- Navmar Applied Sciences Corporation
- Necessary and sufficient condition
- New Age Standard Comic
- North American Scrabble Championship
- North American Solar Challenge
- North American Spondylitis Consortium
- North Augusta, South Carolina
- Nottingham Arabidopsis Stock Centre
- Number Administration and Service Center (NASC)
- Scrabble Players Championship