Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ0EYT callsign genealogy
Currently held by Thielen, Joseph R
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 KJ0EYT's current licensee, walking backwards.
- Thielen, Joseph ROHgranted 2008-04-07cancelled 2008-04-25
Successor callsigns
Callsigns held now by people who previously held KJ0EYT.
No current licensee on record previously held this callsign.