Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WY4LMB callsign genealogy
Currently held by Bereza, Leo M
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 WY4LMB's current licensee, walking backwards.
- Bereza, Leo MFLgranted 2006-02-27cancelled 2006-04-11
Successor callsigns
Callsigns held now by people who previously held WY4LMB.
No current licensee on record previously held this callsign.