Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4FWO callsign genealogy
Currently held by Rose, Duane L
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 K4FWO's current licensee, walking backwards.
- Rose, Duane LKYgranted 2023-01-31cancelled 2023-09-26
Successor callsigns
Callsigns held now by people who previously held K4FWO.
No current licensee on record previously held this callsign.