Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7DJH callsign genealogy
Currently held by Hormann, Douglas 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 K7DJH's current licensee, walking backwards.
- Harris, Douglas JAZgranted 2012-09-12cancelled 2015-07-07
Successor callsigns
Callsigns held now by people who previously held K7DJH.
- Hormann, Douglas JORgranted 2017-03-31
All historical holders
Every license row we've seen with the callsign K7DJH, oldest first.
- Hormann, Douglas J OR2001-04-27 → cancelled 2007-04-03
- Harris, Douglas J AZ2025-04-12 active