Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5ZDN callsign genealogy
Currently held by Junker, Chris A
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 KD5ZDN's current licensee, walking backwards.
- FORTENBERRY, MATTHEW BTXgranted 2005-04-06cancelled 2006-04-21
Successor callsigns
Callsigns held now by people who previously held KD5ZDN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5ZDN, oldest first.
- Junker, Chris A TX2003-09-25 → cancelled 2006-03-05
- FORTENBERRY, MATTHEW B TX2016-04-16 active