Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4FFL callsign genealogy
Currently held by STROMATT, BRETT C
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 KA4FFL's current licensee, walking backwards.
- Lawrence, Frank FTNgranted 2018-07-05cancelled 2021-12-28
Successor callsigns
Callsigns held now by people who previously held KA4FFL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA4FFL, oldest first.
- STROMATT, BRETT C FL2008-12-09 → cancelled 2020-12-10
- Lawrence, Frank F TN2021-12-28 active