Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4STK callsign genealogy
Currently held by PARKER, JERRY T
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 W4STK's current licensee, walking backwards.
- Reilly, AndrewFLgranted 2024-07-31cancelled 2024-08-20
Successor callsigns
Callsigns held now by people who previously held W4STK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4STK, oldest first.
- PARKER, JERRY T FL2009-02-21 → cancelled 2021-05-13
- Reilly, Andrew FL2024-08-20 active