Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KR4GJQ callsign genealogy
Currently held by Challenger Learning Center Of Northeast Alabama Youth Radio Club
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 KR4GJQ'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 KR4GJQ.
- W4STSactiveChallenger Learning Center Of Northeast Alabama Youth Radio ClubALgranted 2025-09-20