Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX5TJK callsign genealogy
Currently held by KEEF, TIMOTHY J
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 WX5TJK's current licensee, walking backwards.
- KEEF, TIMOTHY JOKgranted 2009-03-18cancelled 2009-07-07
Successor callsigns
Callsigns held now by people who previously held WX5TJK.
No current licensee on record previously held this callsign.