Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4GBR callsign genealogy
Currently held by Bailes, Guillermo
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 W4GBR's current licensee, walking backwards.
- Bailes, GuillermoFLgranted 2024-12-10cancelled 2025-01-28
Successor callsigns
Callsigns held now by people who previously held W4GBR.
- W4DGHactiveDE KALB COUNTY AMATEUR RADIO CLUBALgranted 2021-01-09
All historical holders
Every license row we've seen with the callsign W4GBR, oldest first.
- DE KALB COUNTY AMATEUR RADIO CLUB AL2019-01-30 → cancelled 2021-01-09
- Bailes, Guillermo FL2025-01-28 active