Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WE4CAT callsign genealogy
Currently held by Sadlier, Ronald J
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 WE4CAT's current licensee, walking backwards.
- Sadlier, Ronald JGAgranted 2024-04-19cancelled 2024-05-11
Successor callsigns
Callsigns held now by people who previously held WE4CAT.
No current licensee on record previously held this callsign.