Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4ZBE callsign genealogy
Currently held by DONOVAN III, HAROLD J
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 WB4ZBE's current licensee, walking backwards.
- DONOVAN III, HAROLD JFLgranted 2009-07-15cancelled 2019-04-13
Successor callsigns
Callsigns held now by people who previously held WB4ZBE.
No current licensee on record previously held this callsign.