Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC4TOM callsign genealogy
Currently held by FORD, JERALD M
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 KC4TOM's current licensee, walking backwards.
- Thompson, Otis HFLgranted 2011-10-19cancelled 2011-12-23
Successor callsigns
Callsigns held now by people who previously held KC4TOM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4TOM, oldest first.
- FORD, JERALD M KY1990-10-09 → cancelled 2002-10-10
- Thompson, Otis H FL2021-12-16 active