Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7PZF callsign genealogy
Currently held by Clarke, John 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 K7PZF's current licensee, walking backwards.
- Clarke, John CCAgranted 1992-12-22cancelled 2002-04-26
Successor callsigns
Callsigns held now by people who previously held K7PZF.
- Clarke, John CWAgranted 2022-02-03