Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W4HIJ callsign genealogy
Currently held by TONDEE, MICHAEL A
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 W4HIJ's current licensee, walking backwards.
- TONDEE, MICHAEL Acancelled 1997-10-20
Successor callsigns
Callsigns held now by people who previously held W4HIJ.
No current licensee on record previously held this callsign.