Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4OSU callsign genealogy
Currently held by Pruette, Courtney
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 KW4OSU's current licensee, walking backwards.
- Pruette, CourtneyFLgranted 2024-10-17cancelled 2024-11-05
Successor callsigns
Callsigns held now by people who previously held KW4OSU.
No current licensee on record previously held this callsign.