Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KO4TCL callsign genealogy
Currently held by Lewis, Tom
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 KO4TCL's current licensee, walking backwards.
- Lewis, TomGAgranted 2021-02-12cancelled 2021-03-02
Successor callsigns
Callsigns held now by people who previously held KO4TCL.
- Lewis, TomGAgranted 2024-07-19