Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4MSD callsign genealogy
Currently held by Baugh, Marcus L
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 WB4MSD's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WB4MSD.
- BAUGH, MARCUS LMSgranted 2013-10-24cancelled 2016-07-12
All historical holders
Every license row we've seen with the callsign WB4MSD, oldest first.
- BAUGH, MARCUS L MS1996-02-23 → cancelled 2003-11-25
- Baugh, Marcus L GA2026-06-16 active