Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4FD callsign genealogy
Currently held by WHITNEY, KEITH
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 KZ4FD's current licensee, walking backwards.
- WHITNEY, KEITHVAgranted 2024-01-30cancelled 2024-03-11
Successor callsigns
Callsigns held now by people who previously held KZ4FD.
No current licensee on record previously held this callsign.