Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K9UKJ callsign genealogy
Currently held by Waldock, Jerry L
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 K9UKJ's current licensee, walking backwards.
- Waldock, Jerry LINgranted 2012-05-10cancelled 2012-07-07
Successor callsigns
Callsigns held now by people who previously held K9UKJ.
No current licensee on record previously held this callsign.