Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4DBC callsign genealogy
Currently held by Bermudez, Daniel
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 WB4DBC's current licensee, walking backwards.
- Bermudez, DanielFLgranted 2026-08-08cancelled 2026-08-28
Successor callsigns
Callsigns held now by people who previously held WB4DBC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4DBC, oldest first.
- RASMUSSEN, BIRGER W NC2001-12-14 → cancelled 2014-03-11
- Bermudez, Daniel FL2026-08-28 active