Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4RTR callsign genealogy
Currently held by Broadhead, Leslie D
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 KA4RTR's current licensee, walking backwards.
- Broadhead, Leslie DALgranted 2015-09-01cancelled 2015-10-03
Successor callsigns
Callsigns held now by people who previously held KA4RTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA4RTR, oldest first.
- HORRIGAN JR, JOHN P AZ1990-03-27 → cancelled 2002-03-28
- Broadhead, Leslie D AL2015-10-03 active