Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4FWT callsign genealogy
Currently held by THRASH, FRANK W
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 W4FWT's current licensee, walking backwards.
- THRASH, FRANK WFLgranted 2014-06-03cancelled 2026-06-04
Successor callsigns
Callsigns held now by people who previously held W4FWT.
- THRASH, FRANK WFLgranted 2014-06-03cancelled 2026-06-04