Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8TMX callsign genealogy
Currently held by Szaruga, Michael 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 W8TMX's current licensee, walking backwards.
- Szaruga, Michael JOHgranted 2007-04-23cancelled 2009-07-24
Successor callsigns
Callsigns held now by people who previously held W8TMX.
No current licensee on record previously held this callsign.