Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7DZ callsign genealogy
Currently held by BARLOW, DOUG
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 K7DZ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K7DZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7DZ, oldest first.
- Lutz, Edward R WA2005-02-14 → cancelled 2017-04-26
- BARLOW, DOUG UT2017-05-16 active