Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KOZ callsign genealogy
Currently held by Kosloskey, Reynolds K
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 W4KOZ's current licensee, walking backwards.
- Kosloskey, Reynolds KFLgranted 2024-09-28cancelled 2026-03-20
Successor callsigns
Callsigns held now by people who previously held W4KOZ.
No current licensee on record previously held this callsign.