What does KKK stand for?

Invisible Empire Knights of the Ku Klux Klan (EA)

Khaya Kayaks, Winter Springs, FL - Manufacturer code for watercraft hull identification number (USCG)

Kissel Kar Klub (EA)

Klan of Kwik Dox Kreators

Knight of the Ku Klux Klan (EA)

Kokota - Language code (ETLW)

Kolmer, Kline, Kahn - Test for syphilis - Medicine (DAVI)

Kuehnle, Kopp, & Kausch - Auto industry supplier

Ku Klux Klan - White supremacist organization (EMA)