Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4TCW callsign genealogy
Currently held by GREENLEE, TIMOTHY 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 KC4TCW's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC4TCW.
- GREENLEE, TIMOTHY BALgranted 2020-09-22