The Institute for Operations Research and the Management Sciences (INFORMS)
http://www.informs.org/
Department of Industrial and Systems Engineering (ISE) at UF
https://www.ise.ufl.edu/
Department of Information Systems and Operation Management (ISOM) at UF
http://warrington.ufl.edu/isom/
OR/MS Today is the magazine for members of the INFORMS
http://www.lionhrtpub.com/orms/ormsmain.shtml
Academy of Management Operation Management Division
http://om.aomonline.org/
Matching Supply with Demand Blog by Gerard Cachon
http://mswd.wordpress.com/
Jay and Barry’s OM BLOG
http://heizerrenderom.wordpress.com/
Institute of Industrial Engineers UF chapter
http://www.ufiie.org/
Industrial Engineering Honor Society (APM) UF chapter
https://www.ise.ufl.edu/alphapimu/