Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KZ4WN callsign genealogy
Currently held by Wickman, Robert P
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 KZ4WN's current licensee, walking backwards.
- Wickman, Robert PFLgranted 2025-05-20cancelled 2025-09-10
Successor callsigns
Callsigns held now by people who previously held KZ4WN.
No current licensee on record previously held this callsign.