Confidence: Medium · Source: FCC ULS · As of 2026-09-19
KD7GQQ callsign genealogy
Currently held by GERLACH, ROY I
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 KD7GQQ's current licensee, walking backwards.
- GERLACH, ROY ICAgranted 1995-02-09cancelled 1999-10-09
Successor callsigns
Callsigns held now by people who previously held KD7GQQ.
- Gerlach, Roy IWAgranted 1995-02-09cancelled 2003-12-05