Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6FRS callsign genealogy
Currently held by FERBER, DAVID
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 W6FRS's current licensee, walking backwards.
- Ferber, Douglas BCAgranted 2019-12-03cancelled 2019-12-21
Successor callsigns
Callsigns held now by people who previously held W6FRS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6FRS, oldest first.
- FERBER, DAVID CA2005-03-03 → cancelled 2017-05-25
- Ferber, Douglas B NV2019-12-21 active