Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4KTK callsign genealogy
Currently held by Kirts, Kevin T
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 K4KTK's current licensee, walking backwards.
- Kirts, Kevin TSCgranted 2012-12-17cancelled 2021-02-23
Successor callsigns
Callsigns held now by people who previously held K4KTK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4KTK, oldest first.
- Deam, John B FL2007-02-13 → cancelled 2019-02-14
- Kirts, Kevin T SC2021-02-23 active