OPM

OPM may refer to:

Organizations

Office of Production Management, United States government agency that existed before the U.S. entry into World War II
United States Office of Personnel Management, the manager of the federal civil service in the United States
- Oklahoma Office of Personnel Management, the state equivalent of the federal agency
Free Papua Movement (Organisasi Papua Merdeka), a separatist movement in Indonesia
Political Military Organization (Organización Político Militar), Paraguayan clandestine movement

Object Process Methodology
Optical performance monitoring, used for managing high capacity optical transmission and switching systems
Orientations of Proteins in Membranes database
Opportunistic Mesh, a wireless networking technology
Yamaha YM2151, an FM sound chip used in the late 1980s, also known as OPM (FM Operator Type-M)

Oak processionary, a moth
Organizational Project Management
Online program manager, an online platform for teaching, learning and educational course management
O.P.M. Leasing Services, a defunct American computer leasing company
Outsourced program management or Outsourced program manager, see Affiliate marketing
Owner President Management Program, see Harvard Business School#Owner/President Management Program (OPM)