Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K5OZK callsign genealogy
Currently held by OZARK AMATEUR RADIO CLUB
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K5OZK's current licensee, walking backwards.
- KD5JUYcancelledOzark Amateur Radio ClubARgranted 2000-04-13cancelled 2000-05-05
Successor callsigns
Callsigns held now by people who previously held K5OZK.
No current licensee on record previously held this callsign.