Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1WJD callsign genealogy
Currently held by Mich, Robert F
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 W1WJD's current licensee, walking backwards.
- Mich, Robert FCAgranted 2004-05-05cancelled 2004-05-29
Successor callsigns
Callsigns held now by people who previously held W1WJD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1WJD, oldest first.
- Mich, Robert F CA2024-04-11 active
- PERRY, ROBERT W— → cancelled 1998-10-05