Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9DEK callsign genealogy
Currently held by GENGENBACH, CARL E
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 N9DEK's current licensee, walking backwards.
- Kellams, Dwight EINgranted 2014-04-03cancelled 2020-10-16
Successor callsigns
Callsigns held now by people who previously held N9DEK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9DEK, oldest first.
- GENGENBACH, CARL E WI1991-12-17 → cancelled 2003-12-18
- Kellams, Dwight E IN2020-10-16 active