Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1HAX callsign genealogy
Currently held by Yestrumskas, Jeffrey
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 W1HAX's current licensee, walking backwards.
- Yestrumskas, JeffreyPAgranted 2022-04-15cancelled 2022-05-06
Successor callsigns
Callsigns held now by people who previously held W1HAX.
No current licensee on record previously held this callsign.