Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA4SLY callsign genealogy
Currently held by Jackson VI, William A
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 WA4SLY's current licensee, walking backwards.
- Jackson VI, William AVAgranted 2022-05-10cancelled 2022-06-01
Successor callsigns
Callsigns held now by people who previously held WA4SLY.
- Jackson, WillVAgranted 2022-08-02cancelled 2024-05-31