Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD5RAT callsign genealogy
Currently held by Ratzlaff, Trey
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 WD5RAT's current licensee, walking backwards.
- Ratzlaff, TreyOKgranted 2021-01-19cancelled 2021-02-17
Successor callsigns
Callsigns held now by people who previously held WD5RAT.
No current licensee on record previously held this callsign.