Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM5O callsign genealogy
Currently held by USSERY, KATHRYN E
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 WM5O's current licensee, walking backwards.
- Spades, Sebastian AARgranted 2008-08-07cancelled 2011-01-28
Successor callsigns
Callsigns held now by people who previously held WM5O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WM5O, oldest first.
- USSERY, KATHRYN E FL2006-01-10 → cancelled 2007-05-31
- Spades, Sebastian A AR2020-11-13 active