Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7DUK callsign genealogy
Currently held by Lowry, Peter C
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 K7DUK's current licensee, walking backwards.
- Lowry, Peter CAZgranted 2015-08-25cancelled 2015-12-08
Successor callsigns
Callsigns held now by people who previously held K7DUK.
- Randall, Douglas KIDgranted 2022-10-21
All historical holders
Every license row we've seen with the callsign K7DUK, oldest first.
- Randall, Douglas K ID2011-10-15 → cancelled 2012-10-19
- Lowry, Peter C AZ2026-06-02 active