Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6FJ callsign genealogy
Currently held by WOOLCOCK, EDWARD P
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 W6FJ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W6FJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6FJ, oldest first.
- WOOLCOCK, EDWARD P CA1997-06-26 → cancelled 2009-06-27
- Montoya, Guillermo J CA2019-04-30 active