Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5CFZ callsign genealogy
Currently held by Yarbrough, John D
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 K5CFZ's current licensee, walking backwards.
- YARBROUGH, JOHN DLAgranted 2019-02-27cancelled 2019-03-19
Successor callsigns
Callsigns held now by people who previously held K5CFZ.
No current licensee on record previously held this callsign.