Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7USU callsign genealogy
Currently held by MICHAELSON, ARTHUR
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 W7USU's current licensee, walking backwards.
- MICHAELSON, ARTHURUTgranted 1994-12-13cancelled 2000-06-17
Successor callsigns
Callsigns held now by people who previously held W7USU.
No current licensee on record previously held this callsign.