Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK5SD callsign genealogy
Currently held by Brown, Christopher
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 KK5SD's current licensee, walking backwards.
- Brown, ChristopherTXgranted 2018-05-21cancelled 2018-06-22
Successor callsigns
Callsigns held now by people who previously held KK5SD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK5SD, oldest first.
- WICKLINE, LARRY D TX2005-06-07 → cancelled 2017-06-08
- Brown, Christopher TX2018-06-22 active