Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WM5S callsign genealogy
Currently held by Self, Mark 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 WM5S's current licensee, walking backwards.
- Self, Mark FTXgranted 2004-07-01cancelled 2004-09-11
Successor callsigns
Callsigns held now by people who previously held WM5S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WM5S, oldest first.
- GARENS, DENNIE W TX1997-06-05 → cancelled 2002-03-07
- Self, Mark F MS2024-08-20 active