Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4J callsign genealogy
Currently held by Cleveland Amateur 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 KA4J's current licensee, walking backwards.
- KN4QWNcancelledCleveland Amateur Radio ClubTNgranted 2018-11-27cancelled 2018-12-22
Successor callsigns
Callsigns held now by people who previously held KA4J.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA4J, oldest first.
- LEDFORD, LARRY G TN2015-12-07 → cancelled 2018-11-25
- Cleveland Amateur Radio Club TN2018-12-22 active