Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC5ZUK callsign genealogy
Currently held by PIERCE, KELLEN 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 KC5ZUK's current licensee, walking backwards.
- ZUKOSKY, JOHN DTXgranted 2011-08-15cancelled 2011-10-25
Successor callsigns
Callsigns held now by people who previously held KC5ZUK.
- ZUKOSKY, JOHN DTXgranted 2022-07-13
All historical holders
Every license row we've seen with the callsign KC5ZUK, oldest first.
- PIERCE, KELLEN T AR1997-04-03 → cancelled 2009-04-04
- ZUKOSKY, JOHN D TX2011-10-25 → cancelled 2012-10-02