Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4FML callsign genealogy
Currently held by Shea, Garrett B
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 K4FML's current licensee, walking backwards.
- Shea, Garrett BVAgranted 2010-11-12cancelled 2015-10-02
Successor callsigns
Callsigns held now by people who previously held K4FML.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4FML, oldest first.
- GROSS, LEONARD OH1995-10-04 → cancelled 2007-10-05
- Shea, Garrett B FL2025-11-20 active