NBA (disambiguation)
- 3-Nitrobenzanthrone
- 3-Nitrobenzyl alcohol
- NBA
- NBA (2005 video game)
- NBA (video game series)
- Narmada Bachao Andolan
- National Bank Act
- National Bar Association
- National Biodiversity Authority
- National Board of Accreditation
- National Book Award
- National Boxing Association
- National Braille Association
- Nepal Basketball Association
- Nero Multimedia Suite
- Net Book Agreement
- Neue Bach-Ausgabe
- Never Broke Again
- New Barnet railway station
- Newcastle Brown Ale
- News Broadcasters Association
- Nippon Badminton Association
- North British Academy of Arts
- YoungBoy Never Broke Again