The acronym NLS has several possible meanings:

• In Military:
  • Nimrod Line Sqn service the Nimrod MR2 based at RAF Kinloss

• In legal studies, the National Law School of India University
• National Library of Scotland
• National Lifeguard Service in Canada
• The National Language Services of South Africa
• Not look safe, a web acronym sometimes used to describe a link less safe than something not safe for work
• The National Literacy Strategy of England and Wales
• U.S. National Longitudinal Survey
• "Next Level Shit", as in the band NLS Crew
• Nebraska Leadership Seminar, a leadership program for high-school sophomores in Nebraska

• In Computing:
  • National Language Support
  • Native Language Support, a system developed by Hewlett-Packard for software internationalization
  • NLS (computer system) is a pioneering computer system

• In Science:
  • In biology it stands for nuclear localization signal
  • In theoretical physics, it refers to the nonlinear Schrödinger equation

• In Sport:
  • National League System in English football

NLS