Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO4EZB callsign genealogy
Currently held by Debrow, Steven 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 KO4EZB's current licensee, walking backwards.
- Debrow, Steven LALgranted 2020-03-13cancelled 2020-04-03
Successor callsigns
Callsigns held now by people who previously held KO4EZB.
No current licensee on record previously held this callsign.