Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK5U callsign genealogy
Currently held by Stout, Michael
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 KK5U's current licensee, walking backwards.
- Stout, MichaelTXgranted 2025-11-27cancelled 2026-09-01
Successor callsigns
Callsigns held now by people who previously held KK5U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK5U, oldest first.
- CAVALIER, CARL J LA2015-08-19 → cancelled 2024-06-29
- Stout, Michael TX2026-09-01 active