Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5MD callsign genealogy
Currently held by CHARLTON, ELBRIDGE B
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 W5MD's current licensee, walking backwards.
- MACK, KEITH RLAgranted 1998-11-25cancelled 2008-05-09
Successor callsigns
Callsigns held now by people who previously held W5MD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5MD, oldest first.
- CHARLTON, ELBRIDGE B LA1996-04-18 → cancelled 2008-04-19
- MACK, KEITH R MS2018-03-02 active