Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA5RAT callsign genealogy
Currently held by Backus, Dylan E
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 WA5RAT's current licensee, walking backwards.
- Backus, Dylan ETXgranted 2022-07-16cancelled 2022-08-05
Successor callsigns
Callsigns held now by people who previously held WA5RAT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WA5RAT, oldest first.
- RADIO EMERGENCY SOCIETY OF OKLAHOMA OK1999-05-12 → cancelled 2011-05-13
- Backus, Dylan E TX2022-08-05 active