Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4RED callsign genealogy
Currently held by THOMPSON, WILLIAM T
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 W4RED's current licensee, walking backwards.
- KK4RYcancelledcancelled 1997-09-17
Successor callsigns
Callsigns held now by people who previously held W4RED.
No current licensee on record previously held this callsign.