Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6BYK callsign genealogy
Currently held by Amengual, Adam L
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 K6BYK's current licensee, walking backwards.
- Amengual, AdamCAgranted 2021-01-11cancelled 2021-04-16
Successor callsigns
Callsigns held now by people who previously held K6BYK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6BYK, oldest first.
- WOOLLEY, THOMAS A CA1999-05-21 → cancelled 2011-05-24
- Amengual, Adam L CA2021-04-16 active