Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WJ9IU callsign genealogy
Currently held by JUNGHANS, DAVID 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 WJ9IU's current licensee, walking backwards.
- JUNGHANS, DAVID RALgranted 2000-01-07cancelled 2009-06-05
Successor callsigns
Callsigns held now by people who previously held WJ9IU.
No current licensee on record previously held this callsign.