OLS
OLS or Ols may refer to:
Oleśnica (German: Öls), Poland
Operation Lone Star, Texas border operation
Optical landing system, U.S. Navy landing system
Order of Luthuli in Silver, a South African honour
Ordinary least squares, a method used in regression analysis for estimating linear models
Ottawa Linux Symposium, tech conference held annually from 1999 to 2014
Oulun Luistinseura, a Finnish multi-sports club
The Sims 3: Outdoor Living Stuff, the third stuff pack to The Sims 3
Nogales International Airport (United States), Arizona, US (IATA code)
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