Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4TTF callsign genealogy
Currently held by WILK, RONALD 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 K4TTF's current licensee, walking backwards.
- WILK, RONALD LFLgranted 2025-04-22cancelled 2025-07-18
Successor callsigns
Callsigns held now by people who previously held K4TTF.
No current licensee on record previously held this callsign.