What does OAK stand for?

Oakfield - New York - Seismograph station code, US Geological Survey - Closed (SEIS)

Oak Industries, Inc. - NYSE symbol (SPSG)

Oakland - California - Airport symbol

Oakland Operations Office (DOGT)

Oak Leaf - NCIC firearms make code (NCIC)

Oakwood College, Huntsville, AL - OCLC symbol (OCLC)

Oakwood Petroleums Ltd. - Toronto Stock Exchange symbol

Object Application Kernel (SAUS)

Oklahoma-Arkansas-Kansas League - Old baseball league

Older Americans Corps - Proposed

Optical Alignment Kit (MCD)

Organization for the Advancement of Knowledge (EA)

Overhaul Alignment Kit (MCD)

Ralph Oakey Small Boat Works, Fort Pierce, FL - Manufacturer code for watercraft hull identification number (USCG)

San Francisco - California Oakland - Airport symbol (OAG)

Oakland Raiders - National Football League - 1960-81 (NFLA)

Oak Springs Farm, FL - Race horse training centers