KTK
KTK is a three-letter acronym that can refer to multiple, unrelated subjects. There is no single widely recognized meaning for KTK, so the intended reference depends on context. In broadcasting, KTK has been used as a call sign for several radio or television stations in North America; call signs are assigned by national authorities and may change over time. In transportation, KTK can be an identifying code used to designate a specific airport, railway station, or other facility, though codes are reassigned and vary by jurisdiction. In organizations and companies, KTK can stand for the initials of a group, foundation, or corporation; such uses are typically localized to a region or language.
In culture and media, KTK may appear as an acronym in titles, character names, or brand marks.