Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4ULG callsign genealogy
Currently held by JACKSON III, SAMUEL H
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 KA4ULG's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KA4ULG.
- JACKSON III, SAMUEL HMDgranted 2020-05-19