Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4TCL callsign genealogy
Currently held by HALTERMAN II, CLIFFORD L
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 KC4TCL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KC4TCL.
- HALTERMAN II, CLIFFORD LVAgranted 1996-11-05cancelled 2002-03-07