Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7YZQ callsign genealogy
Currently held by Keller, Frank
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 K7YZQ's current licensee, walking backwards.
- Keller, FrankCAgranted 2018-08-22cancelled 2018-10-30
Successor callsigns
Callsigns held now by people who previously held K7YZQ.
No current licensee on record previously held this callsign.