Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9RAT callsign genealogy
Currently held by Artis, Matthew
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 WD9RAT's current licensee, walking backwards.
- Artis, MatthewINgranted 2018-08-27cancelled 2018-09-18
Successor callsigns
Callsigns held now by people who previously held WD9RAT.
No current licensee on record previously held this callsign.