Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9MCY callsign genealogy
Currently held by YOUSSI, MARY C
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 W9MCY's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W9MCY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9MCY, oldest first.
- ERICKSON, ARTHUR C WI2004-10-28 → cancelled 2017-01-27
- YOUSSI, MARY C WI2025-09-16 active